Aerobic ski exerciser

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Description

FIG. 1 is a perspective view of an aerobic ski exerciser embodying our new design;

FIG. 2 is a right side elevational view thereof;

FIG. 3 is a left side elevational view thereof;

FIG. 4 is a front elevational view thereof;

FIG. 5 is a rear elevational view thereof;

FIG. 6 is a top plan view thereof; and,

FIG. 7 is a bottom plan view thereof.

Referenced Cited
U.S. Patent Documents
D343214 January 11, 1994 Easley et al.
D351435 October 11, 1994 Peterson et al.
D352535 November 15, 1994 Miller
D364662 November 28, 1995 Camfield et al.
5246412 September 21, 1993 Chen
5277678 January 11, 1994 Friedebach et al.
5382209 January 17, 1995 Pasier et al.
Other references
  • Catalog of "NordicTrack", Fall of 1996, pp. 6-10.
Patent History
Patent number: D425940
Type: Grant
Filed: Nov 26, 1996
Date of Patent: May 30, 2000
Inventors: Joseph A. Halfen (Woodbury, MN), Peter H. Haugen (Eden Prairie, MN), Lyle R. Hilk (Chaska, MN), Michael R. Johnston (Savage, MN), Tianhong Ouyang (Victoria, MN), Timothy J. Porth (Eden Prairie, MN), Alan Wetterlin (Chaska, MN)
Primary Examiner: Philip S. Hyder
Application Number: 0/63,088
Classifications
Current U.S. Class: D21/191
International Classification: 2102;