Did You Know...
...that to encourage use of his new invention, the shopping cart, market owner Sylvan Goldman hired fake shoppers to push the carts around his store in Oklahoma City? Seems his customers were reluctant to give up their hand-carried baskets.
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| Number | Title | Issue Date |
| 7342495 | Integrated theft deterrent device An integrated theft deterrent tag 20 having a lanyard 38 emanating therefrom. The lanyard 38 having a pin 48 permanently attached thereto and the pin 48 being received within a locking mechanism 32 and enclosing an article t... | 03/11/2008 |
| 7270355 | Electrically controlled door lock An electrically controlled door lock (11) provided with a blocking member (21) and a detent (20), the blocking member being in contract with an electrically controlled actuator (24) such as a piezo-electric member which is used to control... | 09/18/2007 |
| 7134706 | Unlocking member arranging structure for vehicles In a vehicle wherein a functional part arranged in a body cover is supported by a body frame and a lid which makes it possible to lock a closed state covering the functional part can be openably fitted to the body cover in a position matching the functional part. Th... | 11/14/2006 |
| 7091429 | Privacy keypad A privacy keypad providing privacy for keypad character entry and concealment of a joint in an escutcheon. A privacy keypad may include a faceplate, a keypad disposed on the faceplate, and at least one protrusion integral with the faceplate. An escutcheon for a door... | 08/15/2006 |
| 7011347 | Latch for section doors and the like, and operating sets including said latch A latch for a section door wherein near the hinges located between the door elements there are provided, at each end of the elements, small rolling wheels which turn on horizontal pivots and slide within side guide bars having a vertical branch, an upper horizontal ... | 03/14/2006 |
| 6957836 | Lock assembly A lock assembly having a housing containing a push rod movable along its longitudinal axis between a locked position where the push rod is extended outwardly of the housing and a retracted, unlocked position. A movable latch moves radially to engage with the push ro... | 10/25/2005 |
| 6898952 | Electric padlock An electric padlock includes a lock casing, a shackle member, a latch member, and a battery cap member. The lock casing is formed with a battery compartment to receive a battery unit, and a battery access hole. The shackle member extends movably into the lock casing... | 05/31/2005 |
| 6788997 | Medical cabinet with adjustable drawers The system for monitoring and dispensing medical items which are dispensed for administration to patients includes a data terminal (76, 338) which is connected through a network (82, 328) to at least one remote computer (84, 324) having a proces... | 09/07/2004 |
| 6761051 | Electric padlock In an electric padlock, a lock casing is formed with first and second shackle insert holes. A shackle member has a longer leg portion that is movably disposed in the second shackle insert hole and that is biased upwardly. A latch member is received in the lock casin... | 07/13/2004 |
| 6640593 | Adaptor for a door locking mechanism The invention relates to a novel locking assembly including a readily removable handle arrangement that can be quickly and easily interchanged with any number of other handles having whatever configuration is desired. This is accomplished by introducing a... | 11/04/2003 |
| 6601418 | Structure for electric lock An improved structure of electric lock disclosed herein employs only one electromagnetic coil and a DC power source formed of 4 3A-type dry battery unit for operating the lock instead of using two coils and an AC large power source along with a clumsy con... | 08/05/2003 |
| 6397646 | Door lock A door lock able to be unlocked by a key or a remote controller, has a body and a bolt provided inside the body. The bolt has a recess defined therein, and a tooth formed at a bottom side of a first end thereof. Two upper sheets and two lower sheets are r... | 06/04/2002 |
| 6381999 | Power supplying device for a door lock A power supplying device for a door lock has a body, a dead bolt and a latch bolt installed on the body. A tongue is formed at a distal end of a latch bolt. A resilient member is provided between a disk and a flange on the latch bolt. An iron core is mova... | 05/07/2002 |
| 6112563 | Remote control locking device A remotely activated locking device for closure elements that is self-contained within the closure elements, electrically operated and reliable. An electric motor with a worm gear is meshed with a gear mechanism to control the movement of a locking tongue... | 09/05/2000 |
| 5987944 | Locking device A locking device for a container lid is provided, in particular for the lid of a storage compartment in a motor vehicle, with a spring-loaded closing cam which is arranged in a projecting manner at the free end of the lid and which, when the lid is closed... | 11/23/1999 |
| 5865483 | Electromechanical locking system An electromagnetic door lock which uses an electromagnet in addition to a latch to maintain the door in the locked position. The lock has hinged handles that unlock the latch when they pivot. When the latch moves to an unlocked position it operates a reed... | 02/02/1999 |
| 5862693 | Electronically controlled security lock An electronically controlled security lock is provided for use with safes, vaults, hotel rooms, safe deposit boxes, and the like. The security lock includes a housing having an interior region, exterior surfaces, and an aperture therethrough with a pair o... | 01/26/1999 |
| 5839305 | Electrically operable cylinder lock An electrically operable cylinder lock device includes a body with a bore housing a rotatable barrel, having a key slot. The barrel is locked in position normally by a spring-loaded bar which extends axially of the barrel and is movable radially thereof. ... | 11/24/1998 |
| 5813257 | Electrically controllable locking device for vending machines and the like An electrically controllable locking device includes a lock stud having at least one groove formed thereon. A motor assembly having a rotatable shaft extending therefrom is provided with a cam member mounted on the motor assembly shaft. The cam member inc... | 09/29/1998 |
| 5619110 | Safety ensuring apparatus The present invention relates to a safety ensuring apparatus for ensuring the safety of an operator. A mechanical moving part is surrounded by a safety enclosure with a door of the safety enclosure provided with a door lock device constructed such that th... | 04/08/1997 |
| 5410444 | Electronic control system for a locked drawer An electronic control system (10) for use in controllably unlocking a locked drawer. Portions of the system (10) are located in the vicinity (12) of the locked drawer and portions are located in a remote location ( 11 ). The system (10) includes an operat... | 04/25/1995 |
| 5219386 | Locker unit comprising a plurality of lockers A locker unit comprises a plurality of lockers provided with doors equipped with a locking device. The locking device consists of a mechanical lock and an auxiliary lock having an electric drive for said device. The locking device comprises a rest positio... | 06/15/1993 |
| 5083448 | Electromechanical door lock An electromechanical door lock comprises a lock body (1), in which is a dead bolt (3) which can be dead locked in its protruding position and electrically withdrawn into the lock body, a latch (4) which is spring loaded to be protruding from the lock body... | 01/28/1992 |
| 4947968 | Transmission mounted solenoid interlock device An electrically controlled transmission shift interlock device. The device provides interlock capability by locking the pivotable shift actuating lever which is operatively associated with the transmission. A transmission mounted solenoid is provided havi... | 08/14/1990 |
| 4907429 | Remote controlled door lock apparatus A remote controlled door lock apparatus is provided for use in connection with a conventional door lock. The apparatus includes a solenoid operated element for mounting on the door and for connection to the door lock, and a remote control element for conn... | 03/13/1990 |
| 4866963 | Security system for loading doors A system for securing the loading doors of trucks, semi-trailers, and other like enclosures against forced or unauthorized entry should the usual manually operable closure device on such doors be breached. The system comprises a locking arrangement which ... | 09/19/1989 |
| 4827744 | Vehicle use lock system A vehicle enabling lock system that is wireless signal controlled, includes a vehicle side main controller and external controller which is formed into a card. These controllers are in two way communication with each other via wireless signals. There is p... | 05/09/1989 |
| 4821521 | Positioning drive for a motor vehicle door closing device The positioning drive for a motor vehicle door closing device, particularly for a motor vehicle central locking mechanism, comprises an electric motor, a transmission, a gear/spindle unit and a positioning element all mounted in a housing. The positioning... | 04/18/1989 |
| 4784415 | Locking and unlocking device A device for locking and unlocking any member, comprising a bolt slidably mounted within a body and having a rear part and a front part to co-operate with a notch provided in said member in which a first electromagnet operates with its core in the bolt, t... | 11/15/1988 |
| 4761976 | Lock cylinder with integrated electromagnetic locking mechanism A lock cylinder with mechanical and electromagnetic locking mechanisms, comprising a lock cylinder stator having a mechanical locking mechanism, a bolt movably mounted in a groove in the stator, and a lock cylinder rotor rotatably coupled to the stator an... | 08/09/1988 |
| 4685709 | Deadlocked latch having disc and motor actuators A locking system comprises a lock mechanism including a casing structure adapted to be mounted to one of a door and a door frame and having a front plate with an aperture therein; a latch bolt mounted with respect to the casing structure for movement betw... | 08/11/1987 |
| 4656850 | Electric lock An electric lock comprising a solenoid which has a permanent magnet for attracting a plunger and an electromagnetic coil which is positioned adjacent the permanent magnet so as to control the magnetic flux of the permanent magnet. A cam member which has a... | 04/14/1987 |
| 4625848 | Lock device Electrically-controlled and manually-actuatable lock devices are provided which can be attached in a simple manner to doors of all types. Given remodeling of existing doors, the cylinder lock present in the respective door can remain. The lock device conv... | 12/02/1986 |
| 4603564 | Lock cylinder with integrated electromagnetic locking system A magnetic bolt has a movable and electromagnetically operable locking member which, in conjunction with a locking part arranged on the rotor of a lock cylinder, blocks or releases the rotor, independently of the mechanical tumblers depending on whether t... | 08/05/1986 |
| 4590461 | Tamper resistant target wafer and fastener assembly A tamper-resistant target wafer (10) for use in an electronic theft detection system has a housing formed with bulges (16 and 22) aligned with each other on opposite sides and which slope continuously downward toward the plane of the target wafer to minim... | 05/20/1986 |
| 4531264 | Theft detection system target fastener A fastening assembly for fastening a wafer (10) to an article of merchandise (12) and comprising a locking mechanism in a housing (14) and a fastener element (16) having an expansive head (18) and a shank (20), formed with axially spaced circumferential g... | 07/30/1985 |
| 4380097 | Product monitoring device A product monitoring device including a releasable locking device adapted to be secured to a product and actuatable between locked and unlocked positions. The locking device consists of a pair of movable members, one of which mounts a bimetallic member co... | 04/19/1983 |
| 4340925 | Safety locks The opening order of this safety lock causes the following operations to occur successively: application, to the key, of a coded sequence of angular solicitations in both directions, then the free rotation of this key in a given direction. The decoding is... | 07/20/1982 |
| 4322959 | Locking means for a trunk in an automobile A locking means for a trunk in an automobile is disclosed which can be unlocked by the rotation of a key inserted in a key cylinder of the trunk and which comprises a first switch provided at a proper location in the room of the automobile to open and clo... | 04/06/1982 |
| 4318288 | Steering column lock A tamper-resistant steering column lock incorporating an improved combination lock is disclosed. The improved combination lock includes an array of discs, each having an electrically conductive member extending therethrough. The disc at one end of the arr... | 03/09/1982 |
