Tank for electric vacuum cleaner
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FIG. 1 is a front elevational view of a tank for electric vacuum cleaner showing our new design;
FIG. 2 is a rear elevational view thereof;
FIG. 3 is a right side elevational view thereof;
FIG. 4 is a left side elevational view thereof;
FIG. 5 is a top plan view thereof;
FIG. 6 is a bottom plan view thereof;
FIG. 7 is a front elevational view of a second embodiment of a tank for electric vacuum cleaner;
FIG. 8 is a rear elevational view thereof;
FIG. 9 is a right side elevational view thereof;
FIG. 10 is a left side elevational view thereof;
FIG. 11 is a top plan view thereof;
FIG. 12 is a bottom plan view thereof;
FIG. 13 is a front elevational view of a third embodiment of a tank for electric vacuum cleaner;
FIG. 14 is a rear elevational view thereof;
FIG. 15 is a right side elevational view thereof;
FIG. 16 is a left side elevational view thereof;
FIG. 17 is a side elevational view thereof in the direction of the arrows 17--17 of FIG. 18;
FIG. 18 is a top plan view thereof;
FIG. 19 is a bottom plan view thereof;
FIG. 20 is a front elevational view of a fourth embodiment of a tank for electric vacuum cleaner;
FIG. 21 is a rear elevational view thereof;
FIG. 22 is a right side elevational view thereof;
FIG. 23 is a left side elevational view thereof;
FIG. 24 is a side elevational view thereof in the direction of the arrows 24--24 of FIG. 25; n 00 FIG. 25 is a top plan view thereof;
FIG. 26 is a bottom view thereof;
FIG. 27 is a front elevational view of a fifth embodiment of a tank for electric vacuum cleaner;
FIG. 28 is a rear elevational view thereof; n 00 FIG. 29 is a right side elevational view thereof;
FIG. 30 is a left side elevational view thereof;
FIG. 31 is a side elevational view thereof in the direction of the arrows 31--31 of FIG. 32;
FIG. 32 is a top plan view thereof; and
FIG. 33 is a bottom plan view thereof.
The material shown in broken lines is environmental material, and not part of the claimed design.
D263842 | April 13, 1982 | Pearman, Jr. |
2656009 | October 1953 | Kent |
2818596 | January 1958 | Martinec |
3050921 | August 1962 | Seyfried |
3149362 | September 1964 | Smithson |
4218805 | August 26, 1980 | Brazier |
4329756 | May 18, 1982 | Chicolne et al. |
4342131 | August 3, 1982 | Reid |
- Montgomery Ward Catalog, Fall & Winter 1975, p. 695. Powrkraft Vacuum Cleaner. Mastercraft Industries Inc., Feb. 1962, p. 88, Sootmaster Furnace Cleaner.
Type: Grant
Filed: Feb 15, 1984
Date of Patent: Oct 21, 1986
Assignee: Shop-Vac Corporation (Williamsport, PA)
Inventors: Robert C. Berfield (Jersey Shore, PA), Robert L. Crevling, Jr. (Williamsport, PA)
Primary Examiner: Wallace R. Burke
Assistant Examiner: Ruth E. Takemoto
Law Firm: Ostrolenk, Faber, Gerb & Soffen
Application Number: 6/580,559