Home| FAQ Search:Advanced|Person|Company| Type|Class Login
Quick search:
Patent number:
Patent Date:
first    back  next  last
GB Patent: GB-798,182
Improvements in stamping or other hammers
Patentees:
Philip Charles Newton Pickworth (exact or similar names) - Stockport, County of Chester, England
Francis Bainbridge (exact or similar names) - Manchester, County of Lancaster, England

USPTO Classifications:

Tool Categories:
metalworking machines : forging machines : drop hammers

Assignees:
B. & S. Massey Ltd. - Manchester, County of Lancaster, England

Manufacturer:
B. & S. Massey Ltd. - Manchester, County of Lancaster, England

Witnesses:
Unknown

Patent Dates:
Applied: Oct. 20, 1954
Granted: Jul. 16, 1958

Patent Pictures:
Espacenet patent
Report data errors or omissions to steward Jeff Joslin
Vintage Machinery entry for B. & S. Massey
Description:
Hammer where the upstroke is hydraulically powered and the downstroke is via gravity. The improvement is to shorten the downstroke by assisting it with a pneumatic spring.

Copyright © 2002-2025 - DATAMP