Title (en)

MOVEMENT ANNUNCIATOR

Publication

EP 0148368 A3 19871125 (DE)

Application

EP 84113683 A 19841113

Priority

DE 3346699 A 19831223

Abstract (en)

[origin: US4645930A] A motion detector of the space surveillance type wherein an elongate box has parallel walls and an aperture opening toward sensors, and a pair of upwardly divergent reflectors is provided for at least one of the two sensing field planes, the reflectors making an angle of 20 DEG or less with each other.

IPC 1-7

G08B 13/18

IPC 8 full level

G01J 1/04 (2006.01); G01V 8/14 (2006.01); G08B 13/00 (2006.01); G08B 13/193 (2006.01)

CPC (source: EP US)

G08B 13/193 (2013.01 - EP US); Y10S 250/01 (2013.01 - EP US)

Citation (search report)

• [X] US 3958118 A 19760518 - SCHWARZ FRANK
• [Y] US 4087688 A 19780502 - KELLER HANSJURG
• [A] EP 0080114 A1 19830601 - ELTEC INSTR AG [CH]
• [AD] EP 0065159 A2 19821124 - HIRSCHMANN RADIOTECHNIK [DE]
• [A] GB 1564457 A 19800410 - CERBERUS AG

Designated contracting state (EPC)

AT BE CH DE FR GB IT LI NL

DOCDB simple family (publication)

EP 0148368 A2 19850717; EP 0148368 A3 19871125; DE 3346699 A1 19850704; JP S60157694 A 19850817; US 4645930 A 19870224

DOCDB simple family (application)

EP 84113683 A 19841113; DE 3346699 A 19831223; JP 27109684 A 19841224; US 68507684 A 19841224