Hand pump for bailing liquids
Description
FIG. 1 is a side elevational view of a hand pump for bailing liquids showing our new design, with the opposite side being a mirror image;
FIG. 2 is a cross-sectional view thereof, taken on line 2--2 of FIG. 1;
FIG. 3 is a top plan view thereof;
FIG. 4 is a bottom plan view thereof;
FIG. 5 is a front elevational view thereof; and
FIG. 6 is a rear elevational view thereof.
Referenced Cited
U.S. Patent Documents
Foreign Patent Documents
Other references
793523 | June 1905 | Helsel |
2883939 | April 1959 | Russell |
3006282 | October 1961 | Sisson |
1232894 | May 1971 | GBX |
- Brochure entitled "Chugger", by Chugger Pumps.
Patent History
Patent number: D314039
Type: Grant
Filed: May 18, 1987
Date of Patent: Jan 22, 1991
Assignee: Darrell L. Manchester (Satellite Beach, FL)
Inventors: Darrell L. Manchester (San Diego, CA), Randall T. Smith (San Diego, CA)
Primary Examiner: Susan J. Lucas
Assistant Examiner: M. H. Tung
Attorney: Russell B. Miller
Application Number: 7/51,126
Type: Grant
Filed: May 18, 1987
Date of Patent: Jan 22, 1991
Assignee: Darrell L. Manchester (Satellite Beach, FL)
Inventors: Darrell L. Manchester (San Diego, CA), Randall T. Smith (San Diego, CA)
Primary Examiner: Susan J. Lucas
Assistant Examiner: M. H. Tung
Attorney: Russell B. Miller
Application Number: 7/51,126
Classifications
Current U.S. Class:
Hand Or Foot Operated Pump Or Well Curb (D23/231)