Impact wrench

- K. K. U. Limited
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Description

FIG. 1 is a left-side view of the impact wrench showing my new design;

FIG. 2 is a rear view thereof;

FIG. 3 is a top view thereof;

FIG. 4 is a right-side view thereof;

FIG. 5 is a front view thereof; and,

FIG. 6 is a bottom view thereof.

Referenced Cited
U.S. Patent Documents
D340396 October 19, 1993 Ichikawa
D358314 May 16, 1995 Izumisawa
4204580 May 27, 1980 Nally
4886215 December 12, 1989 Ruud
5035161 July 30, 1991 Huang
Other references
  • Automotive Power Tools, Ingersoll-Rand Catalog, 1992, pp. 10, 12 and 13. Automotive Air Tools, Chicago Pneumatic Catalog, Mar. 1990, p. 2. RODAC 4103 Air Hammer, RODAC Industrial Air Tools Catalog RIT75, p. 18. Zone King Air Impact Wrench Modek ZK-502, Zone King Industrial Co., Ltd. Catalog, p. 3. RF.RTM. Air Hammer Model RF-502, RF.RTM. Air Tools Poster.
Patent History
Patent number: D377894
Type: Grant
Filed: Sep 11, 1995
Date of Patent: Feb 11, 1997
Assignee: K. K. U. Limited
Inventor: Eric Sung (Ta-Li)
Primary Examiner: James M. Gandy
Assistant Examiner: Robert M. Spear
Law Firm: Greer, Burns & Crain, Ltd.
Application Number: 0/43,731
Classifications
Current U.S. Class: D 8/68