1
John Se Kit Yuen: Personal security alarm with twin lights. John Manufacturing, Fay Sharpe Beall Fagan Minnich & McKee, January 12, 1999: US05859582 (23 worldwide citation)

A personal security alarm device includes a flashlight having a main housing with a bulb and reflector, a battery compartment and an actuation switch. A sub-housing is pivotally mounted in an L-shaped cut out portion at the lower front end of the main housing. An audible alarm is mounted in the main ...


2
Lucas Handley, John Peterson: Test indicator control circuit for security alarm device. Digital Security Controls, April 27, 1999: US05898368 (11 worldwide citation)

An intrusion detector for monitoring a space has a sensor for generating detection signals in response to detections of events occurring in the space and an indicator for receiving the detection signals and for generating detection indications in response thereto. A controllable switch is operably i ...


3
Linda Sosna: Security alarm system for personal baggage. Security Advantage L L C, Blackwell Sanders Peper Martin, June 20, 2006: US07064667 (10 worldwide citation)

A portable security alarm device for use with personal baggage wherein the personal baggage includes an opening and closing mechanism, the security alarm device including a trigger mechanism for determining when the personal baggage is in at least a partially opened position, an alarm mechanism for ...


4
Beiswenger John L: Security alarm device. National Presto, Johnson Dienner Emerich & Wagner, February 11, 1975: US3866201 (8 worldwide citation)

A door-mounted security alarm device having an alarm which is differently annunciated by the closing of its fire sensing thermostat or one of its two door-operated switches includes a manually settable actuator for closing one of the two switches in response to opening of the door, a key-operated di ...


5
Russell Javors: Toy with remotely controlled security alarm. Toymax, Cowan Liebowitz & Latman P C, February 22, 2000: US06028533 (4 worldwide citation)

A security alarm device is replicated in a toy vehicle. The security device includes a remote control which also can control vehicle functions. The remote control may control alarm arm and disarm, alarm and vehicle sounds such as arm, disarm, alarm set off, engine revving, tire screeching, motor dri ...


6
Aitchison Keith Nunnerley, Aitchison Barbara: Personal security alarm. Aitchison Keith Nunnerley, Aitchison Barbara, December 1, 1993: GB2267373-A (4 worldwide citation)

A personal security alarm device comprising a first, housing part (10) which is adapted to be attached to a user's wrist by a strap, thong (12) or the like, and a second, actuating part (24) which is mounted displaceably on the housing part (10) such that a predetermined displacement of the second p ...


7
Jones Derek: Security alarm device for a computer. Deritend Electro Mechanical Se, November 6, 1996: GB2300508-A (4 worldwide citation)

The device comprises a control element (25) and connected thereto means for detecting movement of the computer (26), means for detecting tampering with the computer (27) and means for raising an alarm (29, 30). The control element (25) is arranged to raise an alarm if movement or tampering is detect ...


8
Chia Teh Chen: Microwave motion sensing technology and its application thereof. Li & Cai Intellectual Property, October 24, 2017: US09799184 (2 worldwide citation)

A method of detecting an occupancy state of a living space for controlling the on/off performance of a lighting apparatus. The method using a microwave motion sensor to detect a motion intrusion, wherein a microcontroller with program codes analyzes a time duration and a frequency pattern of the ech ...


9
Simpson Albert Edward: Security alarm device. Simpson Albert Edward, June 15, 1994: GB2273379-A (2 worldwide citation)

A detent 2 retains a spring-loaded plunger 3 provided with a point 6. A balloon 7 is seated on a pressure plate 8 which is in turn mounted on air bellows 9 coupled to a sounder 10. The device can be mounted on the back of a door with the detent 2 coupled to a remote operating position. Release of th ...


10
Frank X Weber: Spring-actuated security alarm for a door. Lawrence Peska Associates, Richard Nanfeldt, July 6, 1976: US03968484 (2 worldwide citation)

A security alarm device includes a housing of an electrically conductive material having a horizontal bottom base, a pair of upwardly extending end walls; a front face, and an upper end. An elongated rod member of an electrically conductive material having a threaded outer surface threadably engages ...