Detector
Latest Pittway Corporation Patents:
FIG. 1 is a perspective view of the cover for a smoke detector illustrating one embodiment of my new design;
FIG. 2 is a side elevational view of the smoke detector of FIG. 1;
FIG. 3 is a bottom plan view thereof;
FIG. 4 is a side elevational view rotated 180.degree. with respect to FIG. 2;
FIG. 5 is another side elevational view rotated 90.degree. with respect to FIG. 2;
FIG. 6 is a perspective view of another smoke detector illustrating an alternate embodiment of my design;
FIG. 7 is a side elevational view of the smoke detector of FIG. 6;
FIG. 8 is a bottom plan view of the smoke detector of FIG. 6;
FIG. 9 is a side elevational view of the smoke detector of FIG. 6 rotated 180.degree. with respect to FIG. 7; and,
FIG. 10 is a side elevational view of the smoke detector of FIG. 6 rotated 90.degree. with respect to FIG. 7.
The backs of the smoke detectors of FIGS. 1 and 6 have not been illustrated. They are unadorned and not part of the design.
D249481 | September 19, 1978 | Conforti et al. |
D249482 | September 19, 1978 | Conforti et al. |
D249483 | September 19, 1978 | Conforti et al. |
D253525 | November 27, 1979 | Wilson |
D258353 | February 24, 1981 | Mango et al. |
D261997 | November 24, 1981 | Westphal |
D262868 | February 2, 1982 | Westphal |
D262952 | February 9, 1982 | Hanig |
D271287 | November 8, 1983 | Fenne |
D271670 | December 6, 1983 | Takai et al. |
D276417 | November 20, 1984 | Fenne |
D283407 | April 15, 1986 | Fenne |
D284748 | July 22, 1986 | Fenne |
D306409 | March 6, 1990 | Fish |
D308835 | June 26, 1990 | Fenne |
D316828 | May 14, 1991 | Amemiya et al. |
D319798 | September 10, 1991 | Hatano |
D331547 | December 8, 1992 | Ogawa et al. |
D332231 | January 5, 1993 | Akimoto et al. |
- System Sensor, Model 1800 2-Wire Systems Detectors, 2 pg. brochure, May 1988. System Sensor, 400 Serial Next Generation Detectors, 2 pg. brochure, 1991. System Sensor, 4451E/5451E2 Plug-in Thermal Detectors; 2 pg. brochure, Jun. 1992. System Sensor, 400 Series Ionization Smoke Detectors; 2 pg. brochure, Oct. 1991. System Sensor, 2851B Series 2/4/6-Wire Systems Detectors, 2 pg. brochure, Oct. 1988. System Sensor, 5551B Intelligent Fixed Temperature Thermal Sensor with Integral Communications, 2 pg. brochure, 1991. System Sensor, 400 Series Plug-in Smoke Detectors, 4 pg. brochure, Jul. 1992.
Type: Grant
Filed: Sep 9, 1992
Date of Patent: Oct 19, 1993
Assignee: Pittway Corporation (Chicago, IL)
Inventor: Kenneth R. Fenne (Glen Ellyn, IL)
Primary Examiner: Wallace R. Burke
Assistant Examiner: Marcus Jackson
Law Firm: Dressler, Goldsmith, Shore, Sutker & Milnamow, Ltd.
Application Number: 7/942,527