US3803575A - Device for setting-up a power source of electrical alarm - Google Patents

Device for setting-up a power source of electrical alarm Download PDF

Info

Publication number
US3803575A
US3803575A US00220012A US22001272A US3803575A US 3803575 A US3803575 A US 3803575A US 00220012 A US00220012 A US 00220012A US 22001272 A US22001272 A US 22001272A US 3803575 A US3803575 A US 3803575A
Authority
US
United States
Prior art keywords
power source
door
main door
alarm means
alarm
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Lifetime
Application number
US00220012A
Other languages
English (en)
Inventor
M Gotanda
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Individual
Original Assignee
Individual
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Priority claimed from JP741071U external-priority patent/JPS522392Y2/ja
Priority claimed from JP5445771U external-priority patent/JPS4813493U/ja
Application filed by Individual filed Critical Individual
Application granted granted Critical
Publication of US3803575A publication Critical patent/US3803575A/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Images

Classifications

    • G—PHYSICS
    • G08—SIGNALLING
    • G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
    • G08B13/00—Burglar, theft or intruder alarms
    • G08B13/02—Mechanical actuation
    • G08B13/08—Mechanical actuation by opening, e.g. of door, of window, of drawer, of shutter, of curtain, of blind
    • E—FIXED CONSTRUCTIONS
    • E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
    • E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
    • E05B45/00—Alarm locks
    • E05B45/06—Electric alarm locks
    • E05B45/08—Electric alarm locks with contact making inside the lock or in the striking plate
    • E05B45/083—Electric alarm locks with contact making inside the lock or in the striking plate with contact making either in the striking plate or by movement of the bolt relative to the striking plate
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S292/00—Closure fasteners
    • Y10S292/65—Emergency or safety

Definitions

  • ABSTRACT This invention relates to a power source setup device for alarm means in a room or a building comprising a main door and secondary doors or windows, said main door and secondary doors or windows respectively having door switches, said main door including a fixing board attached to poles and walls of said door and a locking mechanism having a lock member fixed to said door and engageable by key to a hole on said fixing board, a lock switch on said fixing board to set ON or OFF a power source for all circuits of the alarm means, wherein said lock member moves into or from the hole of the fixing board and thereby the lock switch is operated, and a breaking conductor is incorporated at a location on the outdoor side of the main door and in front of a lock switch to set up a power source, said breaking conductor being
  • FIG. 52 a Pmmwm 9
  • This invention relates to a device for actuating the power source of an electrical alarm system and, more particularly includes means for automatically actuating the power source of an electrical alarm circuit comprising sensing switches mounted on all doors or windows in a room or a building. It is designed that when the main door is locked all switches on the main door and other doors or windows may be electrically set ON.
  • the device is usually mounted on locking doors in rooms or a building for safety purposes, preferably in combination with a circuit connected breaking conductor for protecting the locking means.
  • the breaking conductor is adapted to be easily destroyed to set off an alarm when a person should open the door to enter the room.
  • the switches for setting ON or OFF the power source of alarm devices are located conventionally through wiring on the outside of a room or building, preferably in a place out of heed or access of other persons, or such switch for power source may-be kept in a keyed box.
  • the power source switches are usually equipped collectively in the kecpers room.
  • the arrangement is useless if the room keeper should fail to set ON the power source of alarm devices even if all doors of the building or room have been locked, then the alarm device will not be set ON to meet the accident.
  • the invention provides a device for setting up a power source of alarm devices being equipped in a number of rooms of a building or in buildings.
  • a primary object of the invention is to provide a power source setup device for alarm devices equipped in many rooms or buildings, wherein as a main door of a room or building is locked, simultaneously a power source for all alarm devices is set ON for electrical operation of alarm.
  • Another object of the invention is to provide a power source setup device for alarm devices equipped in rooms or buildings, wherein a power source for all alarm devices is set ON for electrical operation simultaneously as a main door of a room or building is locked up when a man leaves from the room or building so that he may not fail to set ON the power source of alarm devices.
  • a still another object of the invention is to provide a power source setup device for alarm devices, wherein as a man arrives from outside to unlock the door with key, the power source of the alarm device is set OFF with certainty so that the alarm device will not operate undesirably.
  • a further object of the invention is to provide a power source setup device for alarm devices, wherein a breaking conductor is incorporated in assembly on the outdoor side in the power source setup device for alarm devices, said breaking conductor being readily breakable before the power source setup device is wrongfully broken by intruder whereby an alarm is directly issued.
  • the power source setup device for alarm devices intends to provide a power source setup device for alarm devices of a construction designed so as to effeciently operate and automatically operate the power source of electrical alarm devices provided at all entrances or exits, or windows ofa building or ofa room in the building, wherein as a main door is locked all switches on the main door and other doors or windows are ellectrically set ON,
  • breakingconductor is properly incorporated in assembly in the circuit on the outdoor side of the power source setup device of the main door.
  • the described breaking conductor is readily breakable by intruder from outside and serves to directly issue an alarm signal for accident.
  • FIG. l is a view of a main door and other doors respectively used for entrance and exit of persons, location of switches, and wirings of the power source setup device for alarm devices according to the present invention
  • FIG. 2 is a front view of a conventional door with a door operating and locking mechanism provided in a corresponding position of the abovementioned door;
  • FIG. 3 is an essential circuit diagram of a power source setup device for alarm devices of the invention.
  • FIG. 4 is a vertical sectional view of a door operating and locking mechanism of the invention as provided on the side of poles and walls of the main door;
  • FIG. 5 is a view illustrating the pushing operation of a member of a lock switch during locking operation
  • FIG. 6 is a side elevation of a casing of the mechanism shown in FIG. 4, a part of the casing being shown in a cross section;
  • FIG. 7 is a side elevation of a fixing board in the mechanism shown in FIG. 4;
  • FIG. 8 is a view of an embodiment, wherein the door switches are provided respectively in the upper part of other doors, the view being taken from inside the room;
  • FIG. 9 is a view illustrating a mechanism by which an operating member of the door switch is removed when the door of FIG. 8 is opened and the switch is set OFF, the view showing the door as seen from above on the drawing;
  • FIG. 10 is a perspective view of another embodiment of a door operating and locking mechanism, showing a lead switch and a breaking conductor provided on a fixing board and a locking member with magnet;
  • FIG. 11 is another embodiment of the mechanism of FIG. 10, wherein a casing is provided on the side of the fixing board which is further attached with the lead switch and breaking conductor;
  • FIG. 12 is another embodiment of the mechanism of FIG. 10, wherein the fixing board is attached with the lead switch and breaking conductor;
  • FIG. 13 is an enlarged perspective view of the mechanism of FIG. 12 showing its cross section taken along the line XIIIXIII of FIG. 12.
  • a compartment room of a building as shown generally in FIG. 1, comprises a main door 1, a secondary door, and a window 2.
  • the main door 1 has a lock switch SW, provided on the poles or walls 3 of the door.
  • the secondary door and window 2 are respectively provided with door switches SW at preferred places on the walls.
  • the door switch SW can be located in any adequate position about the main door 1, for example, at the upper part thereof.
  • FIG. 1 shows all the doors being, closed with the door switch SW being set ON and the lock switch SW, of the main door 1 set OFF, that is, the door not being locked up.
  • the main door 1 has a handle 4 to open or close the door and a key means 5 attached to a lock.
  • the described door operating and key means are shown in FIG. 2 indicating that the main door 1, poles or walls 3 are provided in unit same as in the conventional door operating and key'means.
  • the main door comprises an engageable member or latch bolt 7 movable by rotation of a shaft 6 of the handle 4 and a lock member or dead bolt 8 advancing into or receding from a hole 11 with a key.
  • the latch bolt 7 engages or disengages the hole 10.
  • the hole 11 is provided at the lower part of the fixing board or mounting plate 9, through which the dead bolt 8 enters or recedes for engagement with the hole 11.
  • the setting of power source in the electrical alarm devices can be achieved by means of the dead bolt 8 which serves as a lock member for key mechanism to fasten the conventional door as above described.
  • the circuit employed for the object of the invention consists of a power source E, switch means SW, and an alarm A.
  • the switch means SW comprises a lock switch SW, disposed on the main door to be set ON or OFF by dead bolt 8 with a key; a switch SW disposed at a preferred place about the main door I or second door or window 2, and a breaking conductor BC adjacent to those switches SW, and SW
  • the alarm device A on the other hand comprises a coil C a relay Ry including a movable contact member C, and a fixed contact member C and a buzzer B2, or the like.
  • Switch SW can be set ON or OFF at every opening or closing of the door 1 or window 2 as shown in FIG. 1.
  • the lock switch SW is not ON unless the door 1 is locked by dead bolt 8, so that although the door switch SW is closed, the buzzer B2 of the alarm device A will not start operation.
  • the lock switch SW is set ON. If second and other doors and windows are closed and their switches SW are ON, a current flows in the coil C of the relay Ry.
  • the contact member C is pulled on to the coilside C, and released of contact from the fixed contact member C In this way, when the main door 1 is locked, the power source of the alarm device A is entered but the buzzer Bz will not operate.
  • FIG. 4 shows a part of the lock switch SW, among components used in the electrical circuit of FIG. 3.
  • the lock switch SW provided in the main door 1 is attached on the back side of the fixing board 9.
  • a generally used microswitch is employed.
  • the lock switch SW is provided with an operating member L, made of resilient material. As the dead bolt 8 is entered into the hole 11 at the lower part of the fixing board 9, the operating member L, is pushed and this pushes the operating member LW, of the lock switch SW, then setting the lock switch ON.
  • FIG. 6, together with FIG. 4, illustrates the breaking conductor BC provided in the casing or cover member 12 attached to a side of the fixing board 9, in which the right side indicates the outside of the room.
  • FIG. 7, together with FIG. 4, illustrates the attachement of the lock switch SW, to the fixing board 9.
  • the drawings illustrate that the breaking conductor BC is provided on the outside of the lock switch SW,, i.e., outside the room.
  • the breaking conductor BC attached to the casing 12 as described above normally consists of a material such as glass, porcelain or plastic film, which may be coated with an electrically conductive film having electric conductivity produced by surface electroplating or sputtering, or otherwise an electro-conductive material which is readily breakable itself by external force or destroyable to be adapted for cutting off the circuit.
  • the breaking conductor is provided such that when the casing 12 is deformed by external force the circuit is directly cut off.
  • FIGS. 8 and 9 have each a door switch SW located in'a preferred place on the second door 2, in which the operating member L is provided in projection in an appropriate position of the room and, when the door is-closed, the member L is compressed to actuate the operating rod L of the door switch SW so as to set the door switch SW ON.
  • FIG. 8 is a view as seen from the inside of the room.
  • the upper part of the figure denotes the inside of the room.
  • the therein used switch may be a micro-switch, non-contact switch or any other type of switch as the case may require.
  • FIG. 10 is shown a reed switch RS as lock switch SW provided inside the room and near the lower hole 11 of the fixing board 9 and the breaking conductor BC on the outside of the room.
  • One dead bolt 8 is attached with a permanent magnet M which dead bolt moves back and forth through the hole 11 at the lower part of the fixing board 9 and thereby thelead switch RS is set ON or OFF.
  • FIG. 1 l is an embodiment in which the lower hole 11 of the fixing board 9 is covered with a case or C and the lead switch RS is provided on the inside of the room while the breaking conductor BC is fixed on the outside of the room, whereby even when the tip end of the deadbolt 8 is skillfully cut off-from outside by wrong person, the cut-off portion may be left in the casing C so that the reed switch RS can yet retain the ON-position while the power source may not be cut off.
  • FIG. 12 illustrates an embodiment, in which the reed switch RS portion is fitted to a lateral slot H on the inside of the room about the hole 11 provided lower on the fixing board 9 and the breaking conductor BC to other lateral slot H both by the adhesive and these are electrically connected.
  • FIG. 13 shows a cross section taken along the line XIIIXIII of FIG. 12, which particularly shows the way of attachment of the breaking conductor BC and lead switch RS.
  • the breaking conductor BC is insulatedly fixed to the fixing board 9 and the casing 12 in the rear part thereof and also the same conductor is provided on the outside of the lock switch SW or on the outside of the room such that before the lock switch SW is broken the breaking conductor BC may surely be broken.
  • the lock switch is set ON, whereby locking of the main door of each room will makethe power source of the alarm devices to set ON within range of control of the controller. Therefore, the power source is automatically entered by locking in such way as described.
  • the construction will avoid the failure of issuance of alarm upon emergency as it occurs from entering the power source of the alarm device in absence or during rest of the controller. Also, the trouble to set up the power source of the alarm device separately after locking of the door can be avoided.
  • the alarm device does not operate so that the controller can confirm the power source being surely cut off.
  • the controller can confirm the power source being surely cut off.
  • he will not fail to cut off the power source before he opens the door as he enters the room although he often forget it when he uses a conventional devices.
  • the door will be opened issuing an alarm erroneously.
  • a desired power source setup device for alarm devices which enables to lock a door from inside for the sake of safety when he stays at home.
  • the controller then can prevent the entry of a intruder from outside. It is possible for him to issue an emergency alarm by setting a terminal of the alarm device OFF when he is in the room and feels a danger from outside.
  • the particular effect of the device is that it can enter the power source of alarm device by locking the door.
  • the conventional door may be modified for use adaptable for the present invention. Its effect may have a great value for the buildings which are becoming much higher and larger recently having a large number of rooms as well as for safekeeping of the rooms of those buildings.
  • a power source control system for electrical alarm means including a plurality of circuits, located in a room or building including a main door and at least one secondary access unit such as a secondary door or window, said system comprising a power source for the circuits of said alarm means, first, door switches, connected to said power source and associated with the main door and said at least one secondary access unit for energizing said alarm means when actuatedresponsive to opening of the associated access unit, mounting means associated with said main door and defining an aperture therein, a locking mechanism including a movable, key-actuated locking bolt which, when actuated, enters into said aperture in said mounting means, a second, lock switch, mounted on said mounting means and actuated responsive to said locking bolt entering said aperture in said mounting means, for controlling energizing and de energizing of said power source for the circuits of said alarm means, and a breaking conductor, associated with said lock switch at a location outside of said main door and connected to said alarm means so that, when said breaking conductor isbro
  • a power source control system for electrical alarm means including a plurality of circuits, located in a room or building including a main door and at least one secondary access unit such as a secondary door or window, said system comprising a power source for the circuits of said alarm means, first, door switches, connected to said power source and associated with the main door and said at least one secondary access unit for energizing said alarm means when actuated responsive to opening of the associated access unit, mounting means associated with said main door and defining an aperture therein, a locking mechanism including a movable, key-actuated locking bolt which, when actuated, enters into said aperture'in said mounting means, a second, lock switch, mounted on said mounting means and actuated responsive to said locking bolt entering said'aperture in said mounting means, for controlling energizing and de-energizing of .said power source for the circuits of said alarm means,- and a breaking conductor, associated with said lock switch at a location outside of said main door and connected to said alarm means so that, when

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Burglar Alarm Systems (AREA)
US00220012A 1971-02-15 1972-01-24 Device for setting-up a power source of electrical alarm Expired - Lifetime US3803575A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP741071U JPS522392Y2 (enrdf_load_stackoverflow) 1971-02-15 1971-02-15
JP5445771U JPS4813493U (enrdf_load_stackoverflow) 1971-06-25 1971-06-25

Publications (1)

Publication Number Publication Date
US3803575A true US3803575A (en) 1974-04-09

Family

ID=26341696

Family Applications (1)

Application Number Title Priority Date Filing Date
US00220012A Expired - Lifetime US3803575A (en) 1971-02-15 1972-01-24 Device for setting-up a power source of electrical alarm

Country Status (2)

Country Link
US (1) US3803575A (enrdf_load_stackoverflow)
FR (1) FR2125436B1 (enrdf_load_stackoverflow)

Cited By (33)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4189692A (en) * 1978-02-21 1980-02-19 Bonnar John H Lock controlled power shut-off system
US4249161A (en) * 1978-04-13 1981-02-03 Saseb Aktiengesellschaft Lock for the doors of automobiles
US4303909A (en) * 1979-10-18 1981-12-01 James A. Martin Electronically alarmed lock
US4758697A (en) * 1983-11-04 1988-07-19 Societe Internationale de Promotion Commerciale Intermittent supply control device for electric appliances of in particular a hotel room
US4806910A (en) * 1986-09-24 1989-02-21 Saelzer Heinrich Arrangement for remote monitoring of the position and/or movement of a closure mechanism
DE4318518C1 (de) * 1993-06-03 1994-09-01 Fuss Fritz Gmbh & Co Türüberwachungsvorrichtung
US5410301A (en) * 1992-11-24 1995-04-25 Mas-Hamilton Group Status monitoring system for an electronic lock
US5656982A (en) * 1995-08-10 1997-08-12 Sentrol, Inc. Plunger-operated alarm switch assembly
USD384875S (en) * 1996-10-30 1997-10-14 Sentrol, Inc. Plunger lock mechanism
US6359538B1 (en) * 2000-09-12 2002-03-19 Daniel M. Jolley Bracket assembly for mounting a reed switch and associated magnet
US6441735B1 (en) 2001-02-21 2002-08-27 Marlin Security Systems, Inc. Lock sensor detection system
FR2883901A1 (fr) * 2005-04-05 2006-10-06 Locken Distrib Internat Sarl Serrure a microswitch pour le pilotage domotique
US20070024442A1 (en) * 2005-07-26 2007-02-01 Jolley Daniel M Door bolt position detection system with light switching capability and a backup timer
US20090066320A1 (en) * 2005-01-28 2009-03-12 Hermetic Switch, Inc. Deadbolt sensor for security systems
US20100085186A1 (en) * 2008-10-06 2010-04-08 Toptech Systems, Inc. Tamperproof Non-Contact Switch
US8111119B2 (en) 2003-02-19 2012-02-07 Gilmore Glendell N Reed switch apparatus and method of using same
US20140260448A1 (en) * 2013-03-13 2014-09-18 Kwikset Corporation Interconnected locking system
US20170362856A1 (en) * 2016-06-16 2017-12-21 Spectrum Brands, Inc. Strike plate with bolt sensing feature
US9995067B2 (en) * 2012-10-16 2018-06-12 Bitron, S.p.A. Door-lock device
US10014141B1 (en) * 2016-12-29 2018-07-03 Big Lift, Llc Non-contact switch devices for use on material handling equipment
US10027503B2 (en) * 2013-12-11 2018-07-17 Echostar Technologies International Corporation Integrated door locking and state detection systems and methods
US10060644B2 (en) 2015-12-31 2018-08-28 Echostar Technologies International Corporation Methods and systems for control of home automation activity based on user preferences
US10073428B2 (en) 2015-12-31 2018-09-11 Echostar Technologies International Corporation Methods and systems for control of home automation activity based on user characteristics
US10091017B2 (en) 2015-12-30 2018-10-02 Echostar Technologies International Corporation Personalized home automation control based on individualized profiling
US10101717B2 (en) 2015-12-15 2018-10-16 Echostar Technologies International Corporation Home automation data storage system and methods
US10200752B2 (en) 2013-12-16 2019-02-05 DISH Technologies L.L.C. Methods and systems for location specific operations
US10294600B2 (en) 2016-08-05 2019-05-21 Echostar Technologies International Corporation Remote detection of washer/dryer operation/fault condition
CN111315927A (zh) * 2017-06-21 2020-06-19 伊利诺斯工具制品有限公司 抗污染的电器闩锁
US20200362592A1 (en) * 2018-01-22 2020-11-19 Assa Abloy Ab Striking plate assembly
US10895094B2 (en) * 2018-09-07 2021-01-19 Consumer 2.0, Inc. Automated door lock
US11624208B2 (en) * 2019-04-15 2023-04-11 Oak Security Group LLC Door lock having a lighted display when in the locked position
US20230129004A1 (en) * 2021-10-27 2023-04-27 Whirlpool Corporation Door assembly for a household appliance
US11946284B2 (en) * 2019-02-22 2024-04-02 Oak Security Group, Llc Door lock capable of showing locking or unlocking state

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH627572A5 (fr) * 1979-02-01 1982-01-15 Droz Serge Andre Dispositif d'alarme pour une porte, automatiquement mis hors fonction lors d'un acces licite.
FR2509279B1 (fr) * 1981-07-07 1985-09-06 Tractel Sa Biellette de serrage des machoires pour un appareil de traction agissant sur un cable qui le traverse

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2859430A (en) * 1956-03-02 1958-11-04 Michael E O'callaghan Frangible staple
US3147468A (en) * 1962-07-24 1964-09-01 Edward N Daniels Alarm systems
FR2040597A5 (enrdf_load_stackoverflow) * 1969-04-04 1971-01-22 Bongibeaud Guy

Cited By (44)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4189692A (en) * 1978-02-21 1980-02-19 Bonnar John H Lock controlled power shut-off system
US4249161A (en) * 1978-04-13 1981-02-03 Saseb Aktiengesellschaft Lock for the doors of automobiles
US4303909A (en) * 1979-10-18 1981-12-01 James A. Martin Electronically alarmed lock
US4758697A (en) * 1983-11-04 1988-07-19 Societe Internationale de Promotion Commerciale Intermittent supply control device for electric appliances of in particular a hotel room
US4806910A (en) * 1986-09-24 1989-02-21 Saelzer Heinrich Arrangement for remote monitoring of the position and/or movement of a closure mechanism
US5410301A (en) * 1992-11-24 1995-04-25 Mas-Hamilton Group Status monitoring system for an electronic lock
DE4318518C1 (de) * 1993-06-03 1994-09-01 Fuss Fritz Gmbh & Co Türüberwachungsvorrichtung
EP0627537A1 (de) * 1993-06-03 1994-12-07 FRITZ FUSS GmbH & Co. Türüberwachungsvorrichtung
US5656982A (en) * 1995-08-10 1997-08-12 Sentrol, Inc. Plunger-operated alarm switch assembly
USD384875S (en) * 1996-10-30 1997-10-14 Sentrol, Inc. Plunger lock mechanism
US6359538B1 (en) * 2000-09-12 2002-03-19 Daniel M. Jolley Bracket assembly for mounting a reed switch and associated magnet
USRE41793E1 (en) * 2000-09-12 2010-10-05 Quick Switch Enterprises, Llc Bracket assembly for mounting a reed switch and associated magnet
US6441735B1 (en) 2001-02-21 2002-08-27 Marlin Security Systems, Inc. Lock sensor detection system
US8111119B2 (en) 2003-02-19 2012-02-07 Gilmore Glendell N Reed switch apparatus and method of using same
US8866570B2 (en) 2003-02-19 2014-10-21 Glendell N. Gilmore Reed switch apparatus and method of using same
US9580208B2 (en) 2003-02-19 2017-02-28 Glendell N. Gilmore Reed switch apparatus and method of using same
US10198921B2 (en) 2003-02-19 2019-02-05 Glendell N. Gilmore Reed switch apparatus and method of using same
US20090066320A1 (en) * 2005-01-28 2009-03-12 Hermetic Switch, Inc. Deadbolt sensor for security systems
FR2883901A1 (fr) * 2005-04-05 2006-10-06 Locken Distrib Internat Sarl Serrure a microswitch pour le pilotage domotique
US20070024442A1 (en) * 2005-07-26 2007-02-01 Jolley Daniel M Door bolt position detection system with light switching capability and a backup timer
US20100085186A1 (en) * 2008-10-06 2010-04-08 Toptech Systems, Inc. Tamperproof Non-Contact Switch
US7948378B2 (en) * 2008-10-06 2011-05-24 Toptech Systems, Inc. Tamperproof non-contact switch
US9995067B2 (en) * 2012-10-16 2018-06-12 Bitron, S.p.A. Door-lock device
US10378238B2 (en) * 2013-03-13 2019-08-13 Spectrum Brands, Inc. Interconnected locking system
US20140260448A1 (en) * 2013-03-13 2014-09-18 Kwikset Corporation Interconnected locking system
US10027503B2 (en) * 2013-12-11 2018-07-17 Echostar Technologies International Corporation Integrated door locking and state detection systems and methods
US11109098B2 (en) 2013-12-16 2021-08-31 DISH Technologies L.L.C. Methods and systems for location specific operations
US10200752B2 (en) 2013-12-16 2019-02-05 DISH Technologies L.L.C. Methods and systems for location specific operations
US10101717B2 (en) 2015-12-15 2018-10-16 Echostar Technologies International Corporation Home automation data storage system and methods
US10091017B2 (en) 2015-12-30 2018-10-02 Echostar Technologies International Corporation Personalized home automation control based on individualized profiling
US10060644B2 (en) 2015-12-31 2018-08-28 Echostar Technologies International Corporation Methods and systems for control of home automation activity based on user preferences
US10073428B2 (en) 2015-12-31 2018-09-11 Echostar Technologies International Corporation Methods and systems for control of home automation activity based on user characteristics
US20170362856A1 (en) * 2016-06-16 2017-12-21 Spectrum Brands, Inc. Strike plate with bolt sensing feature
US10294600B2 (en) 2016-08-05 2019-05-21 Echostar Technologies International Corporation Remote detection of washer/dryer operation/fault condition
US10014141B1 (en) * 2016-12-29 2018-07-03 Big Lift, Llc Non-contact switch devices for use on material handling equipment
CN111315927A (zh) * 2017-06-21 2020-06-19 伊利诺斯工具制品有限公司 抗污染的电器闩锁
US11352731B2 (en) * 2017-06-21 2022-06-07 Illinois Tool Works Inc. Contamination resistant appliance latch
CN111315927B (zh) * 2017-06-21 2022-09-20 伊利诺斯工具制品有限公司 抗污染的电器闩锁
US20200362592A1 (en) * 2018-01-22 2020-11-19 Assa Abloy Ab Striking plate assembly
US10895094B2 (en) * 2018-09-07 2021-01-19 Consumer 2.0, Inc. Automated door lock
US11946284B2 (en) * 2019-02-22 2024-04-02 Oak Security Group, Llc Door lock capable of showing locking or unlocking state
US11624208B2 (en) * 2019-04-15 2023-04-11 Oak Security Group LLC Door lock having a lighted display when in the locked position
US20230129004A1 (en) * 2021-10-27 2023-04-27 Whirlpool Corporation Door assembly for a household appliance
US11913266B2 (en) * 2021-10-27 2024-02-27 Whirlpool Corporation Door assembly for a household appliance

Also Published As

Publication number Publication date
FR2125436B1 (enrdf_load_stackoverflow) 1977-09-02
FR2125436A1 (enrdf_load_stackoverflow) 1972-09-29

Similar Documents

Publication Publication Date Title
US3803575A (en) Device for setting-up a power source of electrical alarm
US3634846A (en) Intrusion and fire detection system
US3634845A (en) Window security system
US3890608A (en) Door monitoring and controlling device for a security system
US4871204A (en) Touch bar release locking system
US3537094A (en) Total security alarm system
US2923928A (en) mclaughlin
US3668579A (en) Magnetic door alarm
US4225164A (en) Automatic door and window locking system
US3858193A (en) Electronic intrusion alarm system
US5062670A (en) Lock monitor
US3833899A (en) Device for actuating an alarm in the case of breaking in
US3147468A (en) Alarm systems
US2859430A (en) Frangible staple
US4376379A (en) Locking device
US4654745A (en) Electronic access control system for use with conventional switch plates and boxes
US3824576A (en) Alarm system activated by touch sensitive door knob intrusior
GB1445705A (en) Theft prevention device
US3877266A (en) Two-key locking system
US3813663A (en) Electrical locking alarm system
US4631526A (en) Theft proof alarm bell assembly
US3771153A (en) Defeat resistant burglar alarm contact
US2436470A (en) Electric burglar alarm system
US3596014A (en) Burglarproof lock
US3160720A (en) Alarm system and switch means