US Patent: 2,389,858 - Toolholder assembly


	Home\| FAQ	Search:Advanced\|Person\|Company\| Type\|Class	Login


Quick search:	Patent number:	Patent Date:

US Patent: 2,389,858

Toolholder assembly

Patentees:

John A. Johnson (exact or similar names) - Los Angeles, CA

Anthony Kyle (exact or similar names) - Los Angeles, CA

USPTO Classifications:

82/158

Tool Categories:

metalworking machines : metal lathes : lathe tool holders and tool posts

Assignees:

None

Manufacturer:

Not known to have been produced

Witnesses:

Unknown

Patent Dates:
Applied:	Mar. 15, 1943
Granted:	Nov. 27, 1945

Patent Pictures:

USPTO (New site tip)
Google Patents
Report data errors or omissions to steward Jeff Joslin

Description:

This is a a relatively early lathe quick-change tool-post system. It is intended to provide a wider adjustment range than previous attempts, and to reduce tool-holder overhang.