Hand pump

Description

FIG. 1 is a front elevation of a hand pump showing my new design;

FIG. 2 is a rear elevation thereof;

FIG. 3 is a top plan view thereof;

FIG. 4 is a front elevation thereof with a portion of the hose shown deleted for clarity of illustration;

FIG. 5 is a left side elevation thereof with the hose shown deleted for clarity of illustration;

FIG. 6 is a rear elevation of FIG. 4; and

FIG. 7 is an opposite side elevation of FIG. 5.

Referenced Cited
U.S. Patent Documents
2968440 January 1961 Cone
3034450 May 1962 Kruckeberg
3684406 August 1972 Edwards
3803988 April 1974 Orr
3904326 September 1975 Clement
Patent History
Patent number: D287531
Type: Grant
Filed: Nov 7, 1983
Date of Patent: Dec 30, 1986
Assignee: D. J. Evans Design Limited (Hamilton)
Inventor: David J. Evans (Hamilton)
Primary Examiner: Wallace R. Burke
Assistant Examiner: Brian N. Vinson
Law Firm: Abelman, Frayne & Rezac & Schwab
Application Number: 6/549,311
Classifications
Current U.S. Class: D23/14