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. 21, 1978
Filed:
May. 19, 1976
Applicant:
Inventor:
Pertti Syvakari, Helsingborg, SW;
Assignee:
Allmanna Svenska Elektriska Aktiebolaget, Vasteras, SW;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B21D / ;
U.S. Cl.
CPC ...
72 63 ;
Abstract
In a hydraulic press which has an expansible pressure cell arranged in a cavity and a pad of elastic material for forming workpieces, with a trough-shaped supporting member for forming tools and workpieces, displaceable into and out of the press, the press includes a second pressure cell arranged below the trough-shaped supporting member, positioned in a cavity formed between two discs which form supporting members for the trough-shaped supporting member.