The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Mar. 10, 1981
Filed:
Sep. 17, 1979
Jack R Evers, Torrance, CA (US);
Developak Corporation, Redondo Beach, CA (US);
Abstract
This relates to a device for pinching off a length of a continuous tube and heat sealing the same, together with a cutting off of the closed end tube portion. A pivot is provided on which there is mounted a pair of blade like members each carrying a heat sealing member with the heat sealing members being cooperable both to flatten or pinch the tube and to heat seal together the pinched together portion of the tube. A blade element is also carried by the pivot and is cooperable with the heat sealing members to cut off the pinched and heat sealed tube portion. Plungers are provided for effecting the pivoting of the blade like members and the blade elements and the plungers are carried by guide sleeves which extend through a machine wall with there being on the opposite side of the machine wall suitable drive means for effecting the controlled reciprocation of the plungers.