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:
Jan. 29, 1980
Filed:
Aug. 16, 1978
Applicant:
Inventor:
Malcolm Hewitt, Aldridge, GB;
Assignee:
British Industrial Plastics Ltd., Manchester, GB;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B29F / ;
U.S. Cl.
CPC ...
425149 ; 425150 ; 4254 / ; 425D / ;
Abstract
An injection molding machine has a fixed and a tool portion, a shroud mounted for sliding movement around and in sealing relation to one of said portions towards and into sealing engagement with the other portion so as to define with the portions a substantially closed chamber around a molding tool associated with said portions together with means operable to urge said shroud into said sealing engagement and means for at least partially evacuating the closed chamber.
Hewitt, Malcolm. (1980). Moulding machines (U.S. Patent No. 4185952). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4185952
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile