Refrigerant recovery machine

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Description

FIG. 1 is a perspective view of a refrigerant recovery machine showing our new design;

FIG. 2 is a left side elevational view thereof, the right side elevational view being substantially a mirror image thereof;

FIG. 3 is a front elevational view thereof;

FIG. 4 is a rear elevational view thereof;

FIG. 5 is a top plan view thereof; and,

FIG. 6 is a bottom plan view thereof.

Referenced Cited
U.S. Patent Documents
D344527 February 22, 1994 Drago et al.
4878356 November 7, 1989 Punches et al.
5090211 February 25, 1992 Peters
5101637 April 7, 1992 Daily
5218831 June 15, 1993 Keltner
5226300 July 13, 1993 Christensen et al.
5423702 June 13, 1995 Butler
5540254 July 30, 1996 McGowan et al.
Patent History
Patent number: D377179
Type: Grant
Filed: Jan 16, 1996
Date of Patent: Jan 7, 1997
Assignee: Promax Amprobe Division of Core Industries, Inc. (Denver, CO)
Inventors: Greg S. Sundheim (Littleton, CO), Brett W. Renck (Aurora, CO), Michael J. Ralph (Denver, CO), John M. Sundheim (Boulder, CO)
Primary Examiner: Sandra L. Morris
Attorney: W. Scott Carson
Application Number: 0/48,991
Classifications
Current U.S. Class: Refrigeration Machinery And Apparatus (D15/79)