Grout pump

- Geo-Loop Inc.

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Description

FIG. 1 is a front elevational view of a grout pump showing my new design;

FIG. 2 is a rear elevational view thereof;

FIG. 3 is a typical end elevational view shown at an enlarged scale as seen from the left-hand end of FIG. 1;

FIG. 4 is a top plan view thereof; and,

FIG. 5 is a bottom plan view thereof.

Referenced Cited
U.S. Patent Documents
D240272 June 1976 Philpott
D292978 December 1, 1987 Hansen et al.
D294947 March 29, 1988 Wilden
D325387 April 14, 1992 Rupe
D331412 December 1, 1992 Wilden
4406595 September 27, 1983 Robertson et al.
4439200 March 27, 1984 Meyer et al.
5055007 October 8, 1991 Geddings
Patent History
Patent number: D405454
Type: Grant
Filed: Aug 25, 1997
Date of Patent: Feb 9, 1999
Assignee: Geo-Loop Inc. (Aurelia, IA)
Inventor: Jeffrey L. Bowen (Aurelia, IA)
Primary Examiner: Ralf Seifert
Law Firm: Zarley, McKee, Thomte, Voorhees & Sease
Application Number: 0/75,791
Classifications
Current U.S. Class: Pump Or Compressor (D15/7)
International Classification: 1502;