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:
May. 25, 1999
Filed:
Aug. 22, 1997
Applicant:
Inventors:
Kenneth Bosler, Holland, PA (US);
Robert Bosler, Langhorne, PA (US);
Ralph Bosler, Holland, PA (US);
Assignee:
Bosler Designs Inc., Warminster, PA (US);
Primary Examiner:
Int. Cl.
CPC ...
B29C / ;
U.S. Cl.
CPC ...
425388 ; 264555 ; 425D / ;
Abstract
An apparatus for continuous vacuum forming a material having a flexible patterned belt continuously rotatable with a flat support belt over a vacuum manifold. The flexible patterned belt includes apertures therein and the support belt includes perforations therein for drawing air therethrough. The material is drawn onto the flexible patterned belt for vacuum forming the material. The flat support belt provides improved stability of the flexible patterned belt and improved vacuum characteristics between the belts