Combined transmitter and receiver for acoustical and optical alerting

Description

FIG. 1 is a perspective view of a combined transmitter and receiver for acoustical and optical alerting showing my new design;

FIG. 2 is an enlarged left, as viewed from the front side, elevational view of the transmitter thereof;

FIG. 3 is a front elevational view of the transmitter;

FIG. 4 is a top plan view of the transmitter;

FIG. 5 is a rear elevational view of the transmitter;

FIG. 6 is a right, as viewed from the front side, elevational view of the transmitter;

FIG. 7 is a bottom plan view of the transmitter;

FIG. 8 is an enlarged front elevational view of the receiver thereof;

FIG. 9 is a top plan view of the receiver;

FIG. 10 is a rear elevational view of the receiver;

FIG. 11 is a bottom plan view of the receiver;

FIG. 12 is a left, as viewed from the front, side elevational view of the receiver; and,

FIG. 13 is a right, as viewed from the front side, elevational view of the receiver.

Referenced Cited
U.S. Patent Documents
D274992 August 7, 1984 Levin
D275088 August 14, 1984 Kachi et al.
D312797 December 11, 1990 Lomas
D344036 February 8, 1994 Yuen
Patent History
Patent number: D360158
Type: Grant
Filed: Jun 18, 1993
Date of Patent: Jul 11, 1995
Assignee: Carl Michael Bellman AB (Gothenburg)
Inventor: Jan Hamof (Saro)
Primary Examiner: James M. Gandy
Assistant Examiner: Marcus Jackson
Law Firm: Watts, Hoffmann, Fisher & Heinke Co.
Application Number: 0/9,673
Classifications
Current U.S. Class: D10/116