Home| FAQ Search:Advanced|Person|Company| Type|Class Login
Quick search:
Patent number:
Patent Date:
first    back  next  last
US Patent: 5,237,916
Regenerative hydraulic cylinders with internal flow paths
Patentee:
Leon Malashenko (exact or similar names) - Toronto, ON Canada

USPTO Classifications:
100/269.14, 425/450.1, 425/451.2, 72/453.12, 91/422, 92/181P

Tool Categories:
metalworking machines : metalworking presses : hydraulic metalworking presses

Assignees:
John T. Hepburn, Ltd. - Mississauga, ON Canada

Manufacturer:
John T. Hepburn, Ltd. - Mississauga, ON Canada

Witnesses:
Unknown

Patent Dates:
Applied: Jun. 18, 1992
Granted: Aug. 24, 1993

Patent Pictures:
USPTO (New site tip)
Google Patents
Report data errors or omissions to steward Jeff Joslin
Vintage Machinery entry for John T. Hepburn, Ltd.
Description:
"A regenerative hydraulic cylinder has a piston dividing its interior into a pair of chambers. A rod extends from the piston through a cylinder end wall. Several axial passages in the piston extend between opposite piston faces..."

Copyright © 2002-2024 - DATAMP