Power tool with torque indicating ring

- The Rotor Tool Company
Description

FIG. 1 is a left side elevational view of the power tool with torque indicating ring showing my new design, the right side being a mirror image;

FIG. 2 is a top plan view thereof;

FIG. 3 is a bottom plan view thereof;

FIG. 4 is an end elevational view thereof;

FIG. 5 is an opposite end elevational view thereof;

FIG. 6 is a perspective view thereof, the power tool portion being shown in broken lines for clarity of disclosure only;

FIG. 7 is a left side elevational view of the power tool with torque indicating ring showing a second embodiment of my new design, the right side being a mirror image;

FIG. 8 is a top plan view thereof;

FIG. 9 is a bottom plan view thereof;

FIG. 10 is an end elevational view thereof;

FIG. 11 is an opposite end elevational view thereof; and

FIG. 12 is a perspective view thereof, the power tool portion being shown in broken lines for clarity of disclosure only.

The power tool with torque indicating ring of applicant's design has as characteristic features a low torque indicating ring profile relative to the tool diameter, an annular torque indicating ring shape concentric with and conforming to the cross sectional configuration and appearance of the tool and a relatively narrow torque indicating ring length compared to the overall length of the tool.

Referenced Cited
U.S. Patent Documents
D214776 July 1969 Schaedler
D261097 October 6, 1981 Wallace et al.
2071954 February 1937 Scruggs
4403532 September 13, 1983 Wallace et al.
4485682 December 4, 1984 Stroezel et al.
Foreign Patent Documents
3345293 November 1984 DEX
2513164 March 1983 FRX
925617 May 1982 SUX
Other references
  • The Rotor Tool Co. Portable Air Tool catalog, p. 3, Nutrunner #N-01LA-40-80.
Patent History
Patent number: D298908
Type: Grant
Filed: Nov 18, 1985
Date of Patent: Dec 13, 1988
Assignee: The Rotor Tool Company (Cleveland, OH)
Inventor: Donald W. Clemens (Painesville, OH)
Primary Examiner: Wallace R. Burke
Assistant Examiner: Clare E. Heflin
Law Firm: Calfee, Halter & Griswold
Application Number: 6/805,753
Classifications
Current U.S. Class: D 8/61