ลูกเบี้ยว 254 is connected to motor 252 by drive shaft 253. Motor 252 and drive shaft 253 drive rotational body 256 to rotate, which is translated into linear movement of valve slider 246 along the length of aperture 250 through เพลาลูกเบี้ยว 258 and second shaft connector 260. As valve slider 246 moves up and down relative to mounting base 242, valve bracket 248 and consequently piston 224 are also moved up and down, which actuates opening or closing valve 234 to start or stop the flow of probiotic composition or other fluid from ภาชนะ 212. Tubing (similar to tubing
215, which may include all the features previously described for tubing 15) to carry the probiotic composition or other fluid from ภาชนะ 212 to the point of delivery, such as a water trough, is disposed through opening 249 in bracket 248, to allow fluid communication through valve 234 when valve 234 is in an open position.
[0044] Motor 252 isที่ควรใช้คือ a simple DC gear motor with an internal timing mechanism, but other types of motors may also be used. The timing mechanism activates the motor 252 to move piston 224 to open valve 234 for a predetermined amount of time and then activates the motor 252 again to close valve 234. อีกทางเลือกหนึ่งคือ, the motor may run continuously for a period of time, repeatedly opening and closing the valve 234 until the desired dosage of fluid from ภาชนะ 212 is dispensed, then shut-off until the next predetermined cycle time. The cycle of opening and closing valve 234 would be periodically repeated, such as once every 24 hours, once every 8 hours, or any other selected cycle interval needed to dose the desired amount of probiotics or other fluid from
ภาชนะ 212. Mostที่ควรใช้คือ, the timing mechanism may be adjustable by a user or include multiple cycle timing options that may be selected by a user to achieve the desired activation and dosing schedule. Motor 252 may also be separately connected to a ตัวควบคุม, similar to ตัวควบคุม 122, and the various control mechanisms are the same as for ตัวควบคุม 22 or 122. Other types of valves, such as a solenoid valve controlled by a programmable timer, may also be used with systems according to the invention to meter a dosage of fluid at given cycles to achieve a desired dosing rate.
[0045] Motor mounting structure 264 supports motor 252 and allows it to be securely attached to any suitable structure in the area where the fluid is to be discharged. One or more apertures 266 are ที่ควรใช้คือ disposed through mounting structure 264 to allow it to be secured by screws or any conventional attachment mechanism. Mostที่ควรใช้คือ, system 210 is disposed in a ส่วนห่อหุ้ม
270 and mounting structure 264 would be secured to an interior bottom wall of
ส่วนห่อหุ้ม 270. ส่วนห่อหุ้ม 270 is partially shown in รูป 6. ส่วนห่อหุ้ม 270ที่ควรใช้คือ ประกอบรวมด้วย walls 272 on the sides, front, back, top and bottom surfaces, but the front, bottom and top walls are not shown in รูป 6. ที่ควรใช้คือ either the front or top wall is a removable or openable door or cover to allow access to the interior of ส่วนห่อหุ้ม 270 to allow replacement of ภาชนะ 212 and other parts of the system 210 as needed. ส่วนห่อหุ้ม 270ที่ควรใช้คือ ประกอบรวมด้วย a plurality of support tabs 274 that extend inwardly from one or more walls 272,ที่ควรใช้คือ from side walls 272, to aid in supporting and securing ภาชนะ 212 within ส่วนห่อหุ้ม 270. A พวย retainer 276 is alsoที่ควรใช้คือ provided to allow insertion of พวย 228 and to aid in supporting ภาชนะ 212 within ส่วนห่อหุ้ม. Hooks or clips may also be disposed on a top wall or near an upper end of a back wall of ส่วนห่อหุ้ม 270 to hang ภาชนะ 212 within ส่วนห่อหุ้ม 270 using holes 226 or by clipping onto upper end 214 of ภาชนะ 212. ส่วนห่อหุ้ม 270 protects ภาชนะ 212 from inadvertent puncturing and could provide some protection for the motor 252 (or other type of ตัวควบคุม) from the environmental conditions in the place of use. Mostที่ควรใช้คือ, the ภาชนะs and ตัวควบคุมs used with system 10 and 110 are alsoที่ควรใช้คือ located within a cabinet or ส่วนห่อหุ้ม, such as ส่วนห่อหุ้ม 270 shown in
รูป 6, to provide additional protection for these components. ส่วนห่อหุ้ม 270 or such other cabinet would ที่ควรใช้คือ be located in an elevated position (particularly for systems 11 O and 210, which rely on gravity feed) and securely attached to a wall or similar structure. Other parts of the systems 10, 110, or 210 may also be placed within ส่วนห่อหุ้ม 270 or such other cabinet.