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.

Date of Patent:
May. 16, 2017

Filed:

Nov. 14, 2012
Applicant:

Irwin Research and Development, Inc., Yakima, WA (US);

Inventor:

Dale L. Vantrease, Naches, WA (US);

Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B29C 45/66 (2006.01); B29C 51/20 (2006.01); B29C 51/18 (2006.01); B29C 51/38 (2006.01); B29C 51/08 (2006.01);
U.S. Cl.
CPC ...
B29C 51/20 (2013.01); B29C 51/18 (2013.01); B29C 51/38 (2013.01); B29C 51/082 (2013.01); B29C 2791/006 (2013.01); B29C 2791/007 (2013.01);
Abstract

A thermoforming machine is provided having a frame, a first platen, a second platen, a platen load shaft, and a load shaft latch. The first platen supports a first mold. The second platen supports a complementary second mold and is carried by the frame for movement toward and away from the first platen to engage and disengage with the first mold. The platen load shaft has a lock ledge with an engagement surface transverse to the load shaft. The load shaft is supported by the frame and extends between the first platen and the second platen. The load shaft latch has an engagement surface transverse to a central axis of the load shaft and is movable to engage and disengage the lock ledge transverse engagement surface. A method is also provided.


Find Patent Forward Citations

Loading…