Diaphragm pump

Follow

Information

Patent Grant
D388796

References
Source

Patent Number
D388,796
Date Filed
Wednesday, December 4, 1996
29 years ago
Date Issued
Tuesday, January 6, 1998
28 years ago

Inventors
- Michael Conti
- Gerald M. Distel
Original Assignees
- INGERSOLL RAND COMPANY
Examiners
- Seifert; Ralf
Agents
- Gnibus; Michael M.

US Classifications
- D15 - Machines not elsewhere specified
Field of Search
- US
- D15 7-9
- 417 393-397
- 417 454
- 092 123
- 092 98 R
- 418 70
International Classifications
- 1502
- Term of Grant
  14Years

Information

Abstract

Description

Claims

The ornamental design for a diaphragm pump, as shown and described.

US Referenced Citations (12)

Number	Name	Date	Kind
D229236	Doolin	Nov 1973
D243796	Pareja	Mar 1977
D268413	Wilden	Mar 1983
D270640	Hollander	Sep 1983
D275858	Wilden	Oct 1984
D291319	Hicks	Aug 1987
D294946	Wilden	Mar 1988
D294947	Wilden	Mar 1988
D331412	Wilden	Dec 1992
D370488	Kozumplik, Jr.	Jun 1996
2679209	Fischer et al.	May 1954
3791768	Wanner	Feb 1974

Non-Patent Literature Citations (1)

Entry
Aro Air Operated Diaphragm Pumps, Form 9333-P, copyright 1993.