Power driven threading machine

Description

FIG. 1 is a front elevational view of a power driven threading machine showing our new design;

FIG. 2 is rear elevational view thereof;

FIG. 3 is a top plan view thereof, the bottom being unornamented;

FIG. 4 is a right side elevational view thereof;

FIG. 5 is a left side elevational view thereof; and,

FIG. 6 is a perspective view thereof.

Referenced Cited
U.S. Patent Documents
D176960 February 1956 Lindee
1673979 June 1928 Hall
1758973 May 1930 Rasmussen
2409993 October 1946 Stupakoff
3946774 March 30, 1976 McCord, Jr.
4023211 May 17, 1977 Miyagawa
4343207 August 10, 1982 Paysinger
Foreign Patent Documents
2503343 October 1978 DEX
Other references
  • The Ridgid Tool Company, catalog No. RT-580, Oct. 1982, pp. 33, 38, 39, 40, 42, 43 and front and back cover pages.
Patent History
Patent number: D299466
Type: Grant
Filed: Aug 7, 1985
Date of Patent: Jan 17, 1989
Assignee: Emerson Electric Co. (St. Louis, MO)
Inventors: Robert J. Hayes (Westlake, OH), James C. Redman (Amherst, OH)
Primary Examiner: B. J. Bullock
Law Firm: Body, Vickers & Daniels
Application Number: 6/763,203
Classifications