Combined vacuum pump and compressor

Schnell May 4, 1

Patent Grant D335291

U.S. patent number D335,291 [Application Number 07/653,439] was granted by the patent office on 1993-05-04 for combined vacuum pump and compressor. This patent grant is currently assigned to Mannesmann AG. Invention is credited to Manfred Schnell.


United States Patent D335,291
Schnell May 4, 1993

Combined vacuum pump and compressor

Claims

The ornamental design for a combined vacuum pump and compressor, as shown.
Inventors: Schnell; Manfred (Schopfheim, DE)
Assignee: Mannesmann AG (Dusseldorf, DE)
Appl. No.: 07/653,439
Filed: February 4, 1991

Foreign Application Priority Data

Aug 2, 1990 [DE] M9005129.7
Current U.S. Class: D15/7
Field of Search: ;D15/7-9.2 ;417/83,187,188,360,462,552,390,410,900

References Cited [Referenced By]

U.S. Patent Documents
D282471 February 1986 Bearint et al.
D282546 February 1986 Ozu et al.
D294361 February 1988 Williams
D299143 December 1988 Hazlehurst
D315912 April 1991 Nishida et al.
D317313 June 1991 Yoshida et al.
D317922 July 1991 Toyoda et al.
Primary Examiner: Word; A. Hugo
Assistant Examiner: Seifert; R.
Attorney, Agent or Firm: Siegemund; R. H.

Description



FIG. 1 is a perspective view of a combined vacuum pump and compressor showing my new design;

FIG. 2 is a front elevational view;

FIG. 3 is a rear elevational view;

FIG. 4 is a top plan view;

FIG. 5 is a bottom plan view;

FIG. 6 is a left side elevational view; and,

FIG. 7 is a right side elevational view.

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