Home| FAQ Search:Advanced|Person|Company| Type|Class Login
Quick search:
Patent number:
Patent Date:
first    back  next  last
US Patent: 4,644,831
Adaptor Sleeve
Patentee:
Miriam Yang (exact or similar names) - Ta Li Hsiang, Taichung Hsien Taiwan

USPTO Classifications:
81/125, 81/439, 81/452

Tool Categories:
industrial tools : tool holders

Assignees:
None

Manufacturer:
Unknown

Witnesses:
none listed

Patent Dates:
Applied: Jul. 05, 1985
Granted: Feb. 24, 1987

Patent Pictures:
Miriam Yang patent February 24, 1987
USPTO (New site tip)
Google Patents
Report data errors or omissions to steward Stan Schulz
Description:
Holder socket, with an internal "U" shaped spring retaining clip.

Known example appears on a 1/4" hex-drive flexible shaft extension for screwdriver or nut driver bits. It is marked U.S.A. PAT 4644831 ROC PAT 27181.

Cites pat. nos. 717,199, 853,930, 1,056,848, 2,158,728, 2,677,294, 3,665,791, and 3,935,762.

Copyright © 2002-2024 - DATAMP