Convertible fan unit
Latest The W. B. Marvin Manufacturing Company Patents:
Description
FIG. 1 is a front, top and left side perspective view of a convertible fan unit, set up to function as a window fan, showing my new design;
FIG. 2 is a front elevation view thereof;
FIG. 3 is a right side elevation view thereof;
FIG. 4 is a rear elevation view thereof;
FIG. 5 is a left side elevation view thereof;
FIG. 6 is a top plan view thereof;
FIG. 7 is a bottom plan view thereof;
FIG. 8 is a front perspective view thereof shown set up as it would be to function as a floor or table fan; and
FIG. 9 is a rear perspective view of FIG. 8.
The broken-line showing of sliding panels in FIG. 1 is for illustrative purposes only, and forms no part of the claimed design.
Referenced Cited
U.S. Patent Documents
Other references
D164139 | July 1951 | Bastian |
D179847 | March 1957 | Griner |
D307320 | April 17, 1990 | Shin-Chin |
1725085 | August 1929 | Johnson |
1990801 | February 1935 | Spear |
2118282 | May 1938 | Will |
2123448 | July 1938 | Weber |
2456340 | December 1948 | Tideman |
2487294 | November 1949 | Belter |
2644390 | July 1953 | Delf et al. |
2691336 | October 1954 | Nash |
2804817 | September 1957 | Delf et al. |
2805820 | September 1957 | Evarts |
2857095 | October 1958 | Grau |
4123197 | October 31, 1978 | Keem et al. |
4222318 | September 16, 1980 | Patton et al. |
4341151 | July 27, 1982 | Sakamoto |
4350472 | September 21, 1982 | Morimoto |
4365930 | December 28, 1982 | Ogura et al. |
4425840 | January 17, 1984 | Masao |
4521153 | June 4, 1985 | Morimoto et al. |
4657483 | April 14, 1987 | Bede |
4838151 | June 13, 1989 | Shin-Chin |
4872399 | October 10, 1989 | Chaney |
- Lakewood Fan Cat., p. 9, High Velocity Reversible Window Fan. Copy of a photograph of a Holmes Air Fan known by applicant before applicant's invention. Lasko copy of advertisement--these fans were on sale prior to applicant's invention.
Patent History
Patent number: D318526
Type: Grant
Filed: Aug 7, 1989
Date of Patent: Jul 23, 1991
Assignee: The W. B. Marvin Manufacturing Company (Urbana, OH)
Inventor: David B. Chaney (Powell, OH)
Primary Examiner: Wallace R. Burke
Assistant Examiner: Lisa Lichtenstein
Attorney: Roger S. Dybvig
Application Number: 7/390,666
Type: Grant
Filed: Aug 7, 1989
Date of Patent: Jul 23, 1991
Assignee: The W. B. Marvin Manufacturing Company (Urbana, OH)
Inventor: David B. Chaney (Powell, OH)
Primary Examiner: Wallace R. Burke
Assistant Examiner: Lisa Lichtenstein
Attorney: Roger S. Dybvig
Application Number: 7/390,666
Classifications
Current U.S. Class:
Circular Grille (D23/382)