Home| FAQ Search:Advanced|Person|Company| Type|Class Login
Quick search:
Patent number:
Patent Date:
first    back  next  last
US Patent: 944,149
Valve Spring Lifter
Patentee:
Peter Peterson - South Bend, IN

USPTO Classifications:
29/219

Tool Categories:
specialty tools : valve spring tools

Assignees:
None

Manufacturer:
Not known to have been produced

Witnesses:
S. E. Dodge
E. Larson
P. C. Fergus
R. Loustrom

Patent Dates:
Applied: Jun. 08, 1909
Granted: Dec. 21, 1909

Patent Pictures:
Peter Peterson patent Dec. 21. 1909
USPTO pdf tiff
Google Patents
Report data errors or omissions
Description:
One distinctive feature of this design is the piece that wedges inside the "valve chest" as well as holding the valve down.

The piece engaging the spring pivots in a forked lever.

Copyright © 2002-2017 - DATAMP