Патент USA US2407435код для вставки
Sept. 10, 1946a J. F. MARKLEY . 2,407,434 CAN PUNCH AND CLOSURE Filed Oct. 28, 1943 F29 .5. 24 1J0 26' 28 22' FL .2. WITNESSES. IN VEN TOR. Jbsep/z BY F. Jilizrh‘ley v 4 @ééajékmré. 2,407,434 Patented Sept. 10, 1946 UNITED STATES PATENT OFFICE 2,407,434 CAN‘ PUNCH AND CLOSURE Joseph F. Markley, Camden, N. J. Application October 28, 1943, Serial No. 508,011 1 Claim. (01. 220-51) 1 My invention relates to containers such as cans ' 2 to the position of Figure 5 when the device is at tached to the can. With the device secured to the can, pressure is applied to the ends of the oils and the like, and has among its objects and strap 24 for driving the prongs 34 through the advantages the provision of an improved can can top and countersinking the margins of the punch and closure. top surrounding the openings to form ?ares 38 In the accompanying drawing: constituting seats for the bodies 30. Figure 6 il Figure 1 is an end view of a can illustrating my lustrates the strap 24 as being under a slight invention applied thereto. ?exure so that the bodies 30 are held ?rmly Figure 2 is a similar view illustrating perfora against the ?ares 38 to provide a sealed can con 10 tions in the can. dition. Figure 3 is a sectional detail view illustrating The openings 40 are uncovered by lifting the one of the perforating and sealing means. ends of the strap 24 upwardly and then rotating Figure 4 is a side view of the upper end of the the strap to one side of the two openings. can with the punch and closure arranged accord The member l0 constitutes a clamp which may 15 ing to Figure 1. be effectively secured to the can through mere Figure 5 is a view taken along the line 5—-5 of tightening of the screw 20. The washer 28 spaces Figure 4, and the strap 24 from the member ID to insure a Figure 6 is a view similar to Figure 5 but illus ?exed condition of the strap when in a sealing trating the manner in which the perforating ele 20 position with respect to the pouring and vent ments perform a sealing function. openings 40. In the embodiment of the invention selected Without further elaboration, the foregoing will for illustration, I make use of a clamp member [0 so fully explain my invention, that others may, comprising a metallic strap bent at one end to by applying current knowledge, readily adapt the for packaging liquids such as milk, fruit juices, provide a right angular ?ange l2 partly bent same for use under various conditions of service. back upon itself to provide a can engaging lip M. 25 I claim: ‘ The other end of the strap is also bent to pro A combination can punch and closure com vide a right angular ?ange l5 partly bent back prising a clamp attached to the can, one end of upon itself to provide a can engaging wing I8 said clamp provided with a depending right of considerably longer length than the lip l4. angular ?ange partly bent back upon itself to 30 The ?ange I6 is somewhat longer than the provide a can engaging lip, the other end of said ?ange l2 The member [0 is of such length as to permit the lip l4 and the wing 18 to be positioned for clamp provided with a depending right angular ?ange of a greater length than said ?rst men tioned ?ange and partly bent back upon itself to provide a can engaging wing of greater length cally opposite points. A screw 20 is threaded 35 than said engaging lip, a winged screw threadably through the ?ange l6 and has end engagement received in said last named ?ange having en with the wing lit to ?ex the latter against the gagement with said wing to ?ex said wing against engagement ‘with the side of the can at diametri side of the can and ?rmly clamp the device to the side of the can and ?rmly hold the clamp the can through the pressure engagement of the to the can through the pressure engagement of 4.0 lip 14 and the wing with the can 22. the lip and the wing with the can, a ?exible Located underneath the member 10 is a ?exible means pivotally connected with said clamp to metallic strap 24 pivotally connected with the overlie an end of the can when said clamp is member ill by a rivet 26. A spacing washer 28 secured thereto, said clamp holding said ?exible is mounted on the rivet and interposed between means in bowed condition on the end of the can the member ID and the strap 24. To the lower 45 to apply constant tension thereto and perforating end margin faces of the strap 24 are attached means attached to said ?exible means to perfo semi-round closures 30, as by rivets 32. Each rate the end of the can when pressure is applied body 30 is provided with a tapered perforating to said ?exible-means, said perforating means prong 34 engageable with the can top 36 for being held ?rmly in the perforations in said can 50 punching holes therein when pressure is applied by the ?exed condition of said means. to the end margins of the strap. Normally the strap 24 is straight and is bent JOSEPH F. MARKLEY.