Blower

- Tennant Company
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Description

FIG. 1 is a side elevational view of a blower showing my new design;

FIG. 2 is a view in elevation as seen from the opposite side of FIG. 1;

FIG. 3 is a view in elevation as seen from the left of FIG. 2;

FIG. 4 is a top view thereof as seen from above in FIG. 2;

FIG. 5 is a view in elevation as seen from the right in FIG. 2;

FIG. 6 is a side elevational view of a second embodiment of the blower of my new design;

FIG. 7 is a view in elevation as seen from the opposite side of FIG. 6;

FIG. 8 is a view in elevation as seen from the left of FIG. 7;

FIG. 9 is a top view thereof as seen from above in FIG. 7;

FIG. 10 is a view in elevation as seen from the right in FIG. 7;

FIG. 11 is a side elevational view of a third embodiment of the blower of my new design;

FIG. 12 is a view in elevation as seen from the opposite side of FIG. 11;

FIG. 13 is a view in elevation as seen from the left of FIG. 11;

FIG. 14 is a top view as seen from above in FIG. 11;

FIG. 15 is a view in elevation as seen from the left in FIG. 12;

FIG. 16 is a side elevational view of a fourth embodiment of the blower of my new design;

FIG. 17 is a view in elevation as seen from the opposite side in FIG. 16;

FIG. 18 is a view in elevation as seen from the left of FIG. 17;

FIG. 19 is a top view thereof as seen from above in FIG. 17;

FIG. 20 is a view in elevation as seen from the left in FIG. 16.

Referenced Cited
U.S. Patent Documents
D207359 April 1967 Hajec
1707719 April 1929 Goldthwaite
1805055 May 1931 Stoetzel
1822009 September 1931 Carr
1860068 May 1932 Bassler
2341871 February 1944 Karrer
3022740 February 1962 Wilfley et al.
3301472 January 1967 Dixon et al.
3407995 October 1968 Kinsworthy
Other references
  • Grainger's Wholesale Net Price Motorbook, No. 337, Winter, 1973-1974, p. 515, models 2c782, 1c939, 2c781. Grainger's Wholesale Net Price Motorbook, No. 337, Winter, 1973-1974, p. 387, Centrifugal Pumps. Grainger's Wholesale Net Price Motorbook, No. 337, Winter, 1973-1974, pp. 516, 517, models 2c647 and 2c841. Sweet's Architectural Catalog File vol. 12, 1973, Section 15.9/Por, pp. 5 and 8, models HP, Double Turbo, Heavy Duty Hi Pressure and Special Large HP.
Patent History
Patent number: D245994
Type: Grant
Filed: Aug 18, 1975
Date of Patent: Oct 4, 1977
Assignee: Tennant Company (Minneapolis, MN)
Inventor: Donald L. Olson (Minneapolis, MN)
Primary Examiner: Wallace R. Burke
Assistant Examiner: James M. Gandy
Attorney: Clayton R. Johnson
Application Number: 5/605,405
Classifications
Current U.S. Class: D23/162
International Classification: D2399;