Hydrofiltration vacuum extraction machine

- Thermax, Inc.
Description

FIG. 1 is a perspective view of a solution tank;

FIG. 2 is a front elevational view of the solution tank;

FIG. 3 is a rear elevational view of the solution tank;

FIG. 4 is a top plan view of the solution tank;

FIG. 5 is a bottom plan view of the solution tank;

FIG. 6 is a right side elevational view of the solution tank;

FIG. 7 is a perspective view of the vacuum;

FIG. 8 is a front elevational view of the vacuum;

FIG. 9 is a rear elevational view of the vacuum;

FIG. 10 is a right side elevational view of the vacuum;

FIG. 11 is a top plan view of the vacuum;

FIG. 12 is a bottom plan view of the vacuum;

FIG. 13 is a perspective view of the solution tank installed on the vacuum;

FIG. 14 is a front elevational view of the solution tank installed on the vacuum;

FIG. 15 is a rear elevational view of the solution tank installed on the vacuum;

FIG. 16 is a top plan view of the solution tank installed on the vacuum; and,

FIG. 17 is a right side elevational view of the solution tank installed on the vacuum.

The solution tank (FIGS. 1-6) and vacuum machine FIGS. 7-6 and vacuum machine (FIGS. 7-12) are shown separate for clarity of illustration, the claimed design being directed to the entire hydrofiltration vacuum extraction machine shown in FIGS. 13-17.

Referenced Cited
U.S. Patent Documents
D276944 December 25, 1984 Parker et al.
D279321 June 18, 1985 Schoettler
D288972 March 24, 1987 Morioka et al.
D312902 December 11, 1990 Essex et al.
D318544 July 23, 1991 Schoettler
D343934 February 1, 1994 Meelen
D352146 November 1, 1994 Wulff
D355283 February 7, 1995 Thomas et al.
D399616 October 13, 1998 Bobrosky et al.
Patent History
Patent number: D424764
Type: Grant
Filed: Mar 18, 1998
Date of Patent: May 9, 2000
Assignee: Thermax, Inc. (Reno, NV)
Inventors: Gary W. Collins (Reno, NV), Kehl T. LeSourd (Reno, NV)
Primary Examiner: Ruth McInroy
Law Firm: Sughrue, Mion, Zinn, Macpeak & Seas, PLLC
Application Number: 0/85,221
Classifications
Current U.S. Class: Vacuum (D32/21)
International Classification: 1505;