1 . A measuring ring ( 1 ), comprising: a rotatable support ring ( 2 ); a measuring element, in particular a measuring tape ( 3 ) on which scale embodiments ( 4 ) are configured, wherein the measuring element extends along the circumference, in particular the outer circumference of the support ring ( 2 ) and is attached thereto; a reading head ( 5 ) for reading the scale embodiments ( 4 ), wherein the reading head is arranged at a distance from the measuring element, in particular the measuring tape ( 3 ), and is arranged relative thereto, movable in circumferential direction at a circumferential location, wherein a retaining element is arranged at the circumference of the support ring ( 2 ), wherein the retaining element radially retains the measuring tape ( 3 ) at the circumference.
2 . The measuring ring according to claim 1 , wherein the retaining element is a support element, in particular a support profile ( 22 ), which is configured along the circumference of the support ring ( 2 ) and supports the measuring element, in particular the measuring tape ( 3 ) transversal to its extension, thus transversal to the circumferential extension ( 12 ) in a form locking manner or wherein the support element is a tension element which pulls the measuring element, in particular the measuring tape ( 3 ) radially against the circumference or pushes it radially against the circumference.
3 . The measuring ring according to claim 1 , wherein the scale embodiments ( 4 ) are configured on the measuring element, in particular on the measuring tape ( 3 ) in a magnetic, optical or mechanical manner, and/or the reading head operates in a magnetic, optical, physical, inductive or capacitive manner, and/or wherein the measuring element in particular the measuring tape ( 2 ) includes a first and a second end 3 a, b in circumferential direction ( 12 ) and in particular a gap ( 6 ) is provided between the two ends ( 3 a, b ).
4 . The measuring ring according to claim 2 , wherein the tension unit ( 13 ) of the tension element, in particular of the tension band ( 7 ), is arranged radially with respect to the measuring element, in particular the measuring tape ( 3 ) or the plane of the measuring tape ( 3 ) on the opposite side with respect to the reading head ( 5 ) and/or wherein the tension band ( 7 ) is made from plastic or metal, in particular stainless steel and/or a non-magnetic metal.
5 . The measuring ring according to claim 2 , wherein the measuring element, in particular the measuring tape ( 3 ) is arranged along the outer circumference of the support ring ( 2 ) and the tension element is a tension band ( 7 ), or wherein the measuring element, in particular the measuring tape ( 3 ) is arranged along the interior circumference of the support ring ( 2 ) and the tension element is a tension sleeve.
6 . The measuring ring according to claim 2 , wherein the tension element extending in circumferential direction ( 12 ), in particular the tension band ( 7 ), is longer than the measuring element, in particular the measuring tape ( 3 ), and/or wherein the measuring element, in particular the measuring tape ( 3 ) is fixated at the support ring, in particular fixated in a form locking manner at one location, in particular only at one location of the circumference in circumferential direction.
7 . The measuring ring according to claim 4 , wherein the measuring element, in particular the measuring tape ( 3 ), when arranged on the outer circumference is supported between the tension band ( 7 ) and the outer circumference, in particular at least with the majority of its longitudinal extension movable relative to the tension band ( 7 ) and/or relative to the outer circumference of the support ring ( 2 ), or wherein the measuring element when arranged at the inner circumference of the support ring, the measuring element, in particular the measuring tape ( 3 ), is supported between the tension sleeve and the inner circumference.
8 . The measuring ring according to claim 1 , wherein the measuring element, in particular the measuring tape ( 3 ) is configured with plural layers including a scale embodiment layer ( 14 ) and a support layer ( 15 ) and the support layer ( 15 ) has a smaller length expansion coefficient than the scale embodiment layer ( 14 ) and/or the measuring element, in particular the measuring tape ( 3 ), in particular its support layer ( 15 ), is relievable from pressure in longitudinal direction of the measuring tape ( 3 ), in particular when a radial inner and/or outer support is provided.
9 . The measuring ring according to claim 8 , wherein the support layer ( 15 ) of the measuring element, in particular of the measuring tape ( 3 ) is extended beyond the ends of the scale embodiment layer ( 14 ), and/or wherein the support layer ( 15 ) and the tension band ( 7 ) are made from the same material when an additional separate tension band is provided relative to the support layer ( 15 ) of the measuring element, in particular of the measuring tape ( 3 ).
10 . The measuring ring according to claim 1 , wherein the support ring ( 2 ) includes one or plural stops ( 8 ) in axial direction ( 10 ) for axially supporting the measuring tape ( 3 ) and/or wherein the measuring ring includes a second reading head ( 5 ) in circumferential direction ( 12 ) offset from the first reading head ( 5 ) and the distance in circumferential direction ( 12 ) is in particular greater than the gap ( 6 ) between the ends ( 3 a, b ) of the measuring element, in particular the measuring tape ( 3 ), e.g. in that the offset is 180 degrees.
11 . The measuring ring according to claim 1 , wherein a tension unit ( 13 ) is arranged between the free ends ( 7 a, b ) of the tension element, in particular the tension band ( 7 ) or a tension unit is arranged between a point of the support ring ( 2 ) and an end ( 7 a ) of the tension element, in particular of the tension band ( 7 ) while the other end ( 7 b ) of the tension element, in particular the tension band ( 7 ) is fixated relative to another point of the support ring ( 2 ) and/or wherein the tension unit is arranged in a flattened portion of the circumference of the support ring ( 2 ) or for an arrangement of the measuring element, in particular the measuring tape ( 3 ), on the outer circumference in the interior of the support ring ( 2 ), or for an arrangement of the measuring element, in particular the measuring tape ( 3 ), at the inner circumference of the support ring ( 2 ), on the outside of the support ring ( 2 ).
12 . A method for supporting a measuring tape ( 3 ) at a circumference of a support ring ( 2 ), in particular a measuring ring ( 1 ) according to claim 1 , comprising the steps of: applying the measuring element, in particular the measuring tape ( 3 ) at the circumference of the support ring ( 2 ); arranging a tension element directly or indirectly at the circumference of the support ring ( 2 ); and pressing or pulling the tension band ( 3 ) radially against the circumference through tightening the tension element.
13 . The method according to claim 12 , wherein the measuring element, in particular the measuring tape ( 3 ) is arranged at the inner circumference of the support ring ( 2 ) and radially within the measuring element, in particular the measuring tape ( 3 ), a tension sleeve is provided which spreads through internal tension or through an actively actuated tension unit ( 13 ) and presses the measuring tape ( 3 ) in radial direction ( 11 ) to the outside against the inner circumference of the support ring ( 2 ), or the measuring element, in particular the measuring tape ( 3 ) is arranged at the outer circumference of the support ring ( 2 ) and as a tension element, a tension band ( 7 ) is applied along the outer circumference of the support ring ( 2 ) and tightened and thus the measuring element, in particular the measuring tape ( 3 ) is pressed or pulled in radial direction ( 11 ) against the outer circumference.
14 . The method according to claim 12 , wherein the tension band ( 7 ) is applied on the radial outside to the measuring element, in particular the measuring tape ( 3 ), and connected in circumferential direction ( 12 ) at the most at one location with the measuring tape ( 3 ) and/or wherein for a measuring element applied to the outer circumference of the support ring ( 2 ), in particular a measuring tape ( 3 ), the tension band ( 7 ) is fixated over the entire extension in circumferential direction ( 12 ) with the measuring element, in particular the measuring tape ( 3 ), in particular glued together and extends beyond the ends ( 3 a, b ) of the measuring element, in particular the measuring tape ( 3 ), and in particular beyond the protruding ends ( 7 a, b ) of the tension band ( 7 ) and is run through a gap in the outer circumference of the support ring ( 2 ) into the interior of the support ring ( 2 ) and fixated therein.
15 . The method according to claim 12 , wherein the at least one end ( 7 a ) of the tension band ( 7 ) is connected and tightened through a tension unit ( 13 ) relative to a fixed point of the support ring ( 2 ) or relative to the other end ( 7 b ) of the tension band ( 7 ).
16 . The method according to claim 12 , wherein the tension unit ( 13 ) is arranged with respect to the measuring element, in particular the measuring tape ( 3 ) on a side opposite to the reading head ( 5 ), thus radially within or outside, and/or wherein the tension band ( 7 ) before tightening the tension unit ( 13 ) is fixated at one location of the circumference relative to the support ring ( 2 ), in particular at the same location as the measuring element, in particular the measuring tape ( 3 ), and in particular fixated through the same fixation element.
1 A วัดแหวน (1) ประกอบด้วย: แหวน rotatable สนับสนุน (2); วัดองค์ประกอบ โดยเฉพาะอย่างยิ่งวัดเทป (3) ในระดับที่ embodiments (4) มีการกำหนดค่า นั้นองค์ประกอบวัดขยายตามแนวเส้นรอบวง โดยเฉพาะเส้นรอบวงภายนอกสนับสนุนแหวน (2) และอยู่จุด หัวอ่าน (5) สำหรับการอ่านที่สเกล embodiments (4), นั้นหัวอ่านจัดอยู่ห่างจากวัดองค์ประกอบ โดยเฉพาะเทปวัด (3), และก็ญาติจัดจุด ในทิศทาง circumferential ในตำแหน่ง circumferential นั้นจัดองค์ประกอบการรักษาการที่เส้นรอบวงของแหวนสนับสนุน (2), นั้นองค์ประกอบรักษาการ radially เก็บเทปวัด (3) ที่เส้นรอบวง 2 แหวนวัดตามข้อเรียกร้อง 1 นั้นรักษาการองค์ประกอบคือ องค์ประกอบสนับสนุน โดยเฉพาะอย่างยิ่งการสนับสนุนโพรไฟล์ (22), ซึ่งถูกกำหนดค่าตามเส้นรอบวงของแหวนสนับสนุน (2) และสนับสนุนองค์ประกอบวัด เทปวัด (3) transversal การส่วนขยายของ transversal ดังนั้นการขยาย circumferential (12) ในฟอร์มล็อกลักษณะหรือนั้นสนับสนุนองค์ประกอบคือ องค์ประกอบของแรงที่ดึงองค์ประกอบวัดโดยเฉพาะโดยเฉพาะอย่างยิ่ง การวัดเทป (3) radially กับเส้นรอบวง หรือผลักดันมัน radially กับเส้นรอบวง 3 การวัดแหวนตามเรียกร้อง 1 นั้น embodiments ขนาด (4) ถูกกำหนดค่าบนองค์ประกอบวัด โดยเฉพาะอย่างยิ่งบนเทปวัด (3) ในรูปแม่เหล็ก ออปติคอล หรือเครื่องจักรกล หรือหัวอ่านทำงานเหล็ก ออปติคอล กายภาพ ลักษณะเชิงอุปนัย หรือควบคุม หรือนั้นองค์ประกอบวัดโดยเฉพาะเทปวัด (2) รวมเป็นครั้งแรกและสิ้นสุดที่สอง 3 ตัว, b ในทิศทาง circumferential (12) และโดยเฉพาะอย่างยิ่ง ไว้ (6) ช่องว่างระหว่างปลายทั้งสอง (3 a, b) 4 แหวนวัดตามข้อเรียกร้อง 2 นั้นความตึงเครียดหน่วย (13) ขององค์ประกอบความตึงเครียด โดยเฉพาะอย่างยิ่งวงความตึงเครียด (7), จัดเรียง radially กับเคารพองค์ประกอบวัด โดยเฉพาะเทปวัด (3) หรือเครื่องบินของเทปวัด (3) ในด้านตรงข้ามกับหัวอ่าน (5) นั้นมีวงความตึงเครียด (7) ทำจากพลาสติกหรือโลหะโลหะไม่ใช่เหล็กหรือเหล็กสแตนเลสโดยเฉพาะ 5 แหวนวัดตามข้อเรียกร้อง 2 นั้นจัดองค์ประกอบวัด เทปวัด (3) โดยเฉพาะตามแนวเส้นรอบวงภายนอกสนับสนุนแหวน (2) และองค์ประกอบของความตึงเครียดเป็นวงความตึงเครียด (7), หรือนั้นองค์ประกอบวัด โดยเฉพาะเทปวัด (3) จัดเรียงตามแนวเส้นรอบวงภายในของแหวนสนับสนุน (2) และองค์ประกอบของความตึงเครียดเป็นแขนตึง 6 วัดแหวนตามข้อเรียกร้อง 2 นั้นองค์ประกอบความตึงเครียดขยายในทิศ circumferential (12), โดยเฉพาะวงความตึงเครียด (7), มีความยาวมากกว่าองค์ประกอบวัด โดยเฉพาะเทปวัด (3), หรือนั้นวัดองค์ประกอบ โดยเฉพาะอย่างยิ่งการวัดเทป (3) เป็น fixated ที่สนับสนุนแหวน fixated ในลักษณะล็อกแบบฟอร์มที่สถานหนึ่งโดยเฉพาะโดยเฉพาะอย่างยิ่งที่สถานหนึ่งของเส้นรอบวง circumferential ทิศทาง 7 แหวนวัดตามข้อเรียกร้อง 4 นั้นวัดองค์ประกอบ เทปวัด (3), เมื่อจัดเรียงบนเส้นรอบวงภายนอกโดยเฉพาะอย่างยิ่งได้รับการสนับสนุนระหว่างวงความตึงเครียด (7) และเส้นรอบวงภายนอก โดยเฉพาะอย่างยิ่งน้อยกับส่วนใหญ่ของส่วนขยายของระยะยาวสามารถสัมพันธ์ กับวงความตึงเครียด (7) หรือสัมพันธ์ กับเส้นรอบวงภายนอกสนับสนุนแหวน (2)หรือนั้นสนับสนุนการวัดองค์ประกอบเส้นรอบวงด้านในของแหวนสนับสนุน องค์ประกอบวัด เทปวัด (3), โดยเฉพาะอย่างยิ่งระหว่างแขนตึงและเส้นรอบวงภายใน 8 . The measuring ring according to claim 1 , wherein the measuring element, in particular the measuring tape ( 3 ) is configured with plural layers including a scale embodiment layer ( 14 ) and a support layer ( 15 ) and the support layer ( 15 ) has a smaller length expansion coefficient than the scale embodiment layer ( 14 ) and/or the measuring element, in particular the measuring tape ( 3 ), in particular its support layer ( 15 ), is relievable from pressure in longitudinal direction of the measuring tape ( 3 ), in particular when a radial inner and/or outer support is provided. 9 . The measuring ring according to claim 8 , wherein the support layer ( 15 ) of the measuring element, in particular of the measuring tape ( 3 ) is extended beyond the ends of the scale embodiment layer ( 14 ), and/or wherein the support layer ( 15 ) and the tension band ( 7 ) are made from the same material when an additional separate tension band is provided relative to the support layer ( 15 ) of the measuring element, in particular of the measuring tape ( 3 ). 10 . The measuring ring according to claim 1 , wherein the support ring ( 2 ) includes one or plural stops ( 8 ) in axial direction ( 10 ) for axially supporting the measuring tape ( 3 ) and/or wherein the measuring ring includes a second reading head ( 5 ) in circumferential direction ( 12 ) offset from the first reading head ( 5 ) and the distance in circumferential direction ( 12 ) is in particular greater than the gap ( 6 ) between the ends ( 3 a, b ) of the measuring element, in particular the measuring tape ( 3 ), e.g. in that the offset is 180 degrees. 11 . The measuring ring according to claim 1 , wherein a tension unit ( 13 ) is arranged between the free ends ( 7 a, b ) of the tension element, in particular the tension band ( 7 ) or a tension unit is arranged between a point of the support ring ( 2 ) and an end ( 7 a ) of the tension element, in particular of the tension band ( 7 ) while the other end ( 7 b ) of the tension element, in particular the tension band ( 7 ) is fixated relative to another point of the support ring ( 2 ) and/or wherein the tension unit is arranged in a flattened portion of the circumference of the support ring ( 2 ) or for an arrangement of the measuring element, in particular the measuring tape ( 3 ), on the outer circumference in the interior of the support ring ( 2 ), or for an arrangement of the measuring element, in particular the measuring tape ( 3 ), at the inner circumference of the support ring ( 2 ), on the outside of the support ring ( 2 ). 12 . A method for supporting a measuring tape ( 3 ) at a circumference of a support ring ( 2 ), in particular a measuring ring ( 1 ) according to claim 1 , comprising the steps of: applying the measuring element, in particular the measuring tape ( 3 ) at the circumference of the support ring ( 2 ); arranging a tension element directly or indirectly at the circumference of the support ring ( 2 ); and pressing or pulling the tension band ( 3 ) radially against the circumference through tightening the tension element. 13 . The method according to claim 12 , wherein the measuring element, in particular the measuring tape ( 3 ) is arranged at the inner circumference of the support ring ( 2 ) and radially within the measuring element, in particular the measuring tape ( 3 ), a tension sleeve is provided which spreads through internal tension or through an actively actuated tension unit ( 13 ) and presses the measuring tape ( 3 ) in radial direction ( 11 ) to the outside against the inner circumference of the support ring ( 2 ), or the measuring element, in particular the measuring tape ( 3 ) is arranged at the outer circumference of the support ring ( 2 ) and as a tension element, a tension band ( 7 ) is applied along the outer circumference of the support ring ( 2 ) and tightened and thus the measuring element, in particular the measuring tape ( 3 ) is pressed or pulled in radial direction ( 11 ) against the outer circumference.
14 . The method according to claim 12 , wherein the tension band ( 7 ) is applied on the radial outside to the measuring element, in particular the measuring tape ( 3 ), and connected in circumferential direction ( 12 ) at the most at one location with the measuring tape ( 3 ) and/or wherein for a measuring element applied to the outer circumference of the support ring ( 2 ), in particular a measuring tape ( 3 ), the tension band ( 7 ) is fixated over the entire extension in circumferential direction ( 12 ) with the measuring element, in particular the measuring tape ( 3 ), in particular glued together and extends beyond the ends ( 3 a, b ) of the measuring element, in particular the measuring tape ( 3 ), and in particular beyond the protruding ends ( 7 a, b ) of the tension band ( 7 ) and is run through a gap in the outer circumference of the support ring ( 2 ) into the interior of the support ring ( 2 ) and fixated therein.
15 . The method according to claim 12 , wherein the at least one end ( 7 a ) of the tension band ( 7 ) is connected and tightened through a tension unit ( 13 ) relative to a fixed point of the support ring ( 2 ) or relative to the other end ( 7 b ) of the tension band ( 7 ).
16 . The method according to claim 12 , wherein the tension unit ( 13 ) is arranged with respect to the measuring element, in particular the measuring tape ( 3 ) on a side opposite to the reading head ( 5 ), thus radially within or outside, and/or wherein the tension band ( 7 ) before tightening the tension unit ( 13 ) is fixated at one location of the circumference relative to the support ring ( 2 ), in particular at the same location as the measuring element, in particular the measuring tape ( 3 ), and in particular fixated through the same fixation element.
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1 . A measuring ring ( 1 ), comprising: a rotatable support ring ( 2 ); a measuring element, in particular a measuring tape ( 3 ) on which scale embodiments ( 4 ) are configured, wherein the measuring element extends along the circumference, in particular the outer circumference of the support ring ( 2 ) and is attached thereto; a reading head ( 5 ) for reading the scale embodiments ( 4 ), wherein the reading head is arranged at a distance from the measuring element, in particular the measuring tape ( 3 ), and is arranged relative thereto, movable in circumferential direction at a circumferential location, wherein a retaining element is arranged at the circumference of the support ring ( 2 ), wherein the retaining element radially retains the measuring tape ( 3 ) at the circumference.
2 . The measuring ring according to claim 1 , wherein the retaining element is a support element, in particular a support profile ( 22 ), which is configured along the circumference of the support ring ( 2 ) and supports the measuring element, in particular the measuring tape ( 3 ) transversal to its extension, thus transversal to the circumferential extension ( 12 ) in a form locking manner or wherein the support element is a tension element which pulls the measuring element, in particular the measuring tape ( 3 ) radially against the circumference or pushes it radially against the circumference.
3 . The measuring ring according to claim 1 , wherein the scale embodiments ( 4 ) are configured on the measuring element, in particular on the measuring tape ( 3 ) in a magnetic, optical or mechanical manner, and/or the reading head operates in a magnetic, optical, physical, inductive or capacitive manner, and/or wherein the measuring element in particular the measuring tape ( 2 ) includes a first and a second end 3 a, b in circumferential direction ( 12 ) and in particular a gap ( 6 ) is provided between the two ends ( 3 a, b ).
4 . The measuring ring according to claim 2 , wherein the tension unit ( 13 ) of the tension element, in particular of the tension band ( 7 ), is arranged radially with respect to the measuring element, in particular the measuring tape ( 3 ) or the plane of the measuring tape ( 3 ) on the opposite side with respect to the reading head ( 5 ) and/or wherein the tension band ( 7 ) is made from plastic or metal, in particular stainless steel and/or a non-magnetic metal.
5 . The measuring ring according to claim 2 , wherein the measuring element, in particular the measuring tape ( 3 ) is arranged along the outer circumference of the support ring ( 2 ) and the tension element is a tension band ( 7 ), or wherein the measuring element, in particular the measuring tape ( 3 ) is arranged along the interior circumference of the support ring ( 2 ) and the tension element is a tension sleeve.
6 . The measuring ring according to claim 2 , wherein the tension element extending in circumferential direction ( 12 ), in particular the tension band ( 7 ), is longer than the measuring element, in particular the measuring tape ( 3 ), and/or wherein the measuring element, in particular the measuring tape ( 3 ) is fixated at the support ring, in particular fixated in a form locking manner at one location, in particular only at one location of the circumference in circumferential direction.
7 . The measuring ring according to claim 4 , wherein the measuring element, in particular the measuring tape ( 3 ), when arranged on the outer circumference is supported between the tension band ( 7 ) and the outer circumference, in particular at least with the majority of its longitudinal extension movable relative to the tension band ( 7 ) and/or relative to the outer circumference of the support ring ( 2 ), or wherein the measuring element when arranged at the inner circumference of the support ring, the measuring element, in particular the measuring tape ( 3 ), is supported between the tension sleeve and the inner circumference.
8 . The measuring ring according to claim 1 , wherein the measuring element, in particular the measuring tape ( 3 ) is configured with plural layers including a scale embodiment layer ( 14 ) and a support layer ( 15 ) and the support layer ( 15 ) has a smaller length expansion coefficient than the scale embodiment layer ( 14 ) and/or the measuring element, in particular the measuring tape ( 3 ), in particular its support layer ( 15 ), is relievable from pressure in longitudinal direction of the measuring tape ( 3 ), in particular when a radial inner and/or outer support is provided.
9 . The measuring ring according to claim 8 , wherein the support layer ( 15 ) of the measuring element, in particular of the measuring tape ( 3 ) is extended beyond the ends of the scale embodiment layer ( 14 ), and/or wherein the support layer ( 15 ) and the tension band ( 7 ) are made from the same material when an additional separate tension band is provided relative to the support layer ( 15 ) of the measuring element, in particular of the measuring tape ( 3 ).
10 . The measuring ring according to claim 1 , wherein the support ring ( 2 ) includes one or plural stops ( 8 ) in axial direction ( 10 ) for axially supporting the measuring tape ( 3 ) and/or wherein the measuring ring includes a second reading head ( 5 ) in circumferential direction ( 12 ) offset from the first reading head ( 5 ) and the distance in circumferential direction ( 12 ) is in particular greater than the gap ( 6 ) between the ends ( 3 a, b ) of the measuring element, in particular the measuring tape ( 3 ), e.g. in that the offset is 180 degrees.
11 . The measuring ring according to claim 1 , wherein a tension unit ( 13 ) is arranged between the free ends ( 7 a, b ) of the tension element, in particular the tension band ( 7 ) or a tension unit is arranged between a point of the support ring ( 2 ) and an end ( 7 a ) of the tension element, in particular of the tension band ( 7 ) while the other end ( 7 b ) of the tension element, in particular the tension band ( 7 ) is fixated relative to another point of the support ring ( 2 ) and/or wherein the tension unit is arranged in a flattened portion of the circumference of the support ring ( 2 ) or for an arrangement of the measuring element, in particular the measuring tape ( 3 ), on the outer circumference in the interior of the support ring ( 2 ), or for an arrangement of the measuring element, in particular the measuring tape ( 3 ), at the inner circumference of the support ring ( 2 ), on the outside of the support ring ( 2 ).
12 . A method for supporting a measuring tape ( 3 ) at a circumference of a support ring ( 2 ), in particular a measuring ring ( 1 ) according to claim 1 , comprising the steps of: applying the measuring element, in particular the measuring tape ( 3 ) at the circumference of the support ring ( 2 ); arranging a tension element directly or indirectly at the circumference of the support ring ( 2 ); and pressing or pulling the tension band ( 3 ) radially against the circumference through tightening the tension element.
13 . The method according to claim 12 , wherein the measuring element, in particular the measuring tape ( 3 ) is arranged at the inner circumference of the support ring ( 2 ) and radially within the measuring element, in particular the measuring tape ( 3 ), a tension sleeve is provided which spreads through internal tension or through an actively actuated tension unit ( 13 ) and presses the measuring tape ( 3 ) in radial direction ( 11 ) to the outside against the inner circumference of the support ring ( 2 ), or the measuring element, in particular the measuring tape ( 3 ) is arranged at the outer circumference of the support ring ( 2 ) and as a tension element, a tension band ( 7 ) is applied along the outer circumference of the support ring ( 2 ) and tightened and thus the measuring element, in particular the measuring tape ( 3 ) is pressed or pulled in radial direction ( 11 ) against the outer circumference.
14 . The method according to claim 12 , wherein the tension band ( 7 ) is applied on the radial outside to the measuring element, in particular the measuring tape ( 3 ), and connected in circumferential direction ( 12 ) at the most at one location with the measuring tape ( 3 ) and/or wherein for a measuring element applied to the outer circumference of the support ring ( 2 ), in particular a measuring tape ( 3 ), the tension band ( 7 ) is fixated over the entire extension in circumferential direction ( 12 ) with the measuring element, in particular the measuring tape ( 3 ), in particular glued together and extends beyond the ends ( 3 a, b ) of the measuring element, in particular the measuring tape ( 3 ), and in particular beyond the protruding ends ( 7 a, b ) of the tension band ( 7 ) and is run through a gap in the outer circumference of the support ring ( 2 ) into the interior of the support ring ( 2 ) and fixated therein.
15 . The method according to claim 12 , wherein the at least one end ( 7 a ) of the tension band ( 7 ) is connected and tightened through a tension unit ( 13 ) relative to a fixed point of the support ring ( 2 ) or relative to the other end ( 7 b ) of the tension band ( 7 ).
16 . The method according to claim 12 , wherein the tension unit ( 13 ) is arranged with respect to the measuring element, in particular the measuring tape ( 3 ) on a side opposite to the reading head ( 5 ), thus radially within or outside, and/or wherein the tension band ( 7 ) before tightening the tension unit ( 13 ) is fixated at one location of the circumference relative to the support ring ( 2 ), in particular at the same location as the measuring element, in particular the measuring tape ( 3 ), and in particular fixated through the same fixation element.
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