BOTTLE CAPER Russian patent published in 1997 - IPC

FIELD: food industry. SUBSTANCE: device has housing consisting of upper and lower parts forming space in between with upper surface made in form of surface of revolution filled with pressure member made of resilient material to embrace bottle neck with preliminarily fitted on sheet tin cap. It has also guide cylindrical bushing, pull-back coil spring and cylindrical movable rod with pointed lower end rigidly coupled with pressure member. Upper and lower through holes are made in upper and lower parts of housing, respectively. Guide cylindrical bushing is secured in upper portion of housing. Cylindrical limiting beads are made on upper part of housing and on pressure member. Inner diameter of beads exceeds inner diameter of pull-back coil spring installed at one side in cylindrical groove formed by outer surface of guide cylindrical bushing and limiting bead of housing upper part and at other side installed inside limiting bead of pressure member. Movable rod is fitted through guide bushing and upper hole of housing into blind taper hole made in upsetting member. Other hole in made in lower part of upsetting member coaxially with lower hole of housing. Depth of blind hole exceeds value of maximum displacement of movable rod. Support cover is press-fitted in blind hole. Limiting bead is made in form of protective cup. EFFECT: improved quality of capping of bottles filled with drinks and other liquids. 4 cl, 3 dwg