Unipolar chamber for ionization smoke detector

- Pittway Corporation
Description

FIG. 1 is a top plan view of a unipolar chamber for ionization smoke detector showing my new design;

FIG. 2 is a side elevational view thereof;

FIG. 3 is an elevational view thereof as seen from the right of FIG. 2;

FIG. 4 is an elevational view thereof as seen from the left of FIG. 2;

FIG. 5 is an elevational view thereof as seen from the side opposite that shown in FIG. 2.

The broken lines are shown for illustrative purposes only.

Referenced Cited
U.S. Patent Documents
D260378 August 25, 1981 Mallory
4280052 July 21, 1981 Solomon
Patent History
Patent number: D270625
Type: Grant
Filed: Aug 24, 1981
Date of Patent: Sep 20, 1983
Assignee: Pittway Corporation (Aurora, IL)
Inventor: Richard E. Hiltenbrand (Naperville, IL)
Primary Examiner: Susan J. Lucas
Law Firm: Dithmar, Stotland, Stratman & Levy
Application Number: 6/295,676
Classifications
Current U.S. Class: Element Or Attachment (D10/121); D10/106
International Classification: D1005;