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A kissing shield comprised of a thin, flexible membrane and a frame or holder.
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| Number | Title | Issue Date |
| 4161804 | Heat-actuated door latch A door control comprising a heat-actuated door latch and a combination door-closing-arm holder and release. An optional smoke detector is located within a holder-release housing. During normal conditions, the door-closing arm is set at a hold-open angle f... | 07/24/1979 |
| 4141610 | Show case A show case for displacing articles of commerce having an electronic lock and partially open in the front side for slidably receiving a pair of sliding doors which are adapted to overlap at their inner edges when the doors are in the closed position, said... | 02/27/1979 |
| 4135377 | Central locking equipment for vehicle doors A system for locking the doors of a vehicle by central command includes a reversible motor driving a worm gear. A traveling nut operated by the worm gear engages a lock-actuating lever through an overload clutch. The overload clutch includes a cam and a c... | 01/23/1979 |
| 4132439 | Door lock apparatus Door locking apparatus including electrically operated lock mounted in door surround structure and electrically operable to thrust lock bolt into recess in door. Door carries lock over-ride mechanism manually operable from one side of the door to push loc... | 01/02/1979 |
| 4111474 | Electrically operated door lock An electrically operated door lock has a bolt movable into locking and unlocking positions; a generally cylindrical, positive temperature coefficient resistor; and a bimetal strip formed of a generally circular, open collar continuing in two spaced legs e... | 09/05/1978 |
| 4102213 | Door lock actuator unit An actuator unit for door locks or similar output devices includes two spaced linear actuators selectively operative respectively to lock or unlock the door through a common pivotally mounted link assembly. Such link assembly includes a lost motion connec... | 07/25/1978 |
| 4099752 | Electric lock An electric lock of a configuration to facilitate its mounting in the limited space of a conventional door structure or door frame structure, in which an actuating solenoid for the bolt is mounted so that its plunger will have an axis of movement in right... | 07/11/1978 |
| 4092671 | Video player having plural safety devices actuated by unlatching A video disc player comprises a cam body which is mounted on a cover, which cam body has a cam for latching the cover in a closed playing position and for actuating a main motor switch. The cam body carries an additional latching cam with the aid of which... | 05/30/1978 |
| 4085960 | Tilting cab latch mechanism A latch mechanism for a tilting cab vehicle selectively secures a cab thereof to the vehicle frame in a lower use position against movement to an access position. The latch mechanism includes a keeper preferably mounted on the cab and a base preferably mo... | 04/25/1978 |
| 4084852 | Roll-over protection structure for dump truck A dump truck having a canopy on the dump body which extends over an operator's cab is provided with a latch means for holding the dump body in its lowered transport position and is released only in response to initiating the intentional pivoting of the du... | 04/18/1978 |
| 4082342 | Latching mechanism A latching mechanism for a cab which is tiltably mounted to the chassis of a vehicle. The cab is normally disposed over the engine of the vehicle in a first or lowered position and is pivotally attached to the chassis at its forward end for movement throu... | 04/04/1978 |
| 4073527 | Electrically controlled door lock A door lock for use on a door panel has bores containing a lock mechanism including a chassis on which spindles are mounted for rotation about two parallel axes. Door handles or other lock operators are disposed on opposite ends of both spindles and are i... | 02/14/1978 |
| 4073518 | Electrically and manually actuatable door locking structure A lock housing is provided for mounting upon or in a door, but which may also be mounted upon or in a door frame. Latch and bolt bars disposed in side-by-side relation are supported from the housing for lengthwise extension and retraction relative thereto... | 02/14/1978 |
| 4053939 | Electric lock system An electric lock system is disclosed comprising an electro-mechanical lock device including a pair of current terminals and a self-sustaining solenoid circuit, a control device including a pair of current terminals, at least one d.c. current source and me... | 10/11/1977 |
| 4022509 | Locking pin actuator means for a tilt cab vehicle An improved actuator is disclosed for operating the locking pin of a tilt cab locking device to the released position against the biasing force of a spring that normally biases the locking pin toward a locked position relative to blade and blade housing m... | 05/10/1977 |
| 4021066 | Pneumatic door locking system The system maintains the door of a carrier of goods, such as a truck or railway car, locked when the carrier is parked and inoperative. The system includes a latch mechanism including a bolt spring biased to a latched position and a piston and cylinder me... | 05/03/1977 |
| 4021065 | Electric lock An electric lock of a configuration to facilitate its mounting in the limited space of a conventional door structure or door frame structure, in which an actuating solenoid for the bolt is mounted so that its plunger will have an axis of movement in right... | 05/03/1977 |
| 4019763 | Safety locking mechanism A safety lock for a centrifuge prevents the opening of the rotor housing if the rotor is in operation and conversely prevents the rotor from being operated if the rotor housing is not latched and locked. A plunger linked to a cam follower is used to lock ... | 04/26/1977 |
| 4005885 | Remote controlled door and window A lock mounted on a frame of a door or window by a U-shaped bracket includes an air cylinder attached to the bracket and adapted to be actuated by remote control to drive a dead bolt into a hole in the door or window. An electro-conductive pin carried by ... | 02/01/1977 |
| 3996591 | Security device for garage doors A locking pin for a garage door is moved longitudinally in a bushing between a door frame and a movable door by an electric motor linked to the pin. The motor is selectively actuated in one direction by a radio receiver relay or a key switch. The motor mo... | 12/07/1976 |
| 3989286 | Device for arresting a door An arresting arrangement is mountable on the lower edge of a door adjacent to the floor and is movable between an inoperative and an operative position. A biasing spring permanently biases the arrangement to the inoperative position, and a latching arrang... | 11/02/1976 |
| 3989290 | Device for closing a pressure vessel Closure elements uniformly spaced at the periphery of a concrete plug are each applied at one end against the top face of the plug and at the other end against the corbel of a prestressed concrete pressure vessel. Each closure element is constituted by a ... | 11/02/1976 |
| 3973793 | Locking mechanism including a locking pin Improved heavy duty locking means are disclosed for locking together a pair of movable components such as the tilt cab and chassis components of a motor vehicle, characterized by the provision of movable locking pin means for releasably connecting the bla... | 08/10/1976 |
| 3971241 | Operating device for locking mechanisms in doors, hatches and the like An operating device for locking mechanisms in doors or the like, especially on vehicles. A sealed system of flexible bellows interconnected by pipes is used to transfer a manual compression of an actuating bellows into an expansion of a bellows which is a... | 07/27/1976 |
| 3966289 | Electric power coupler An electric power coupler for use with first and second door members relatively movable along a predetermined path toward and away from substantial abutment has a first frame mounted on the first door member. An inner pair and an outer pair of first frame... | 06/29/1976 |
| 3953063 | Coke oven door closure A door closure includes a spring bearing member on a door body. A spring is positioned in the spring bearing member and urges a locking bar and locking bar support outwardly thereof into locking engagement with locking hooks. The spring bearing member is ... | 04/27/1976 |
| 3950018 | Bolt locks for freight car, trailer truck and air cargo doors Anti-tampering bolt locking devices for hinged or sliding railway freight car or for other freight vehicle doors. The bolt locking devices may consist of air pressure or electromagnetically controlled bolt detents which may be either locally or remotely o... | 04/13/1976 |
| 3947060 | Bolt mechanism with manual override A bolt mechanism of the disclosure has a bolt driven between latching and non-latching positions by a rotary electric motor through a speed reduction gear drive train which includes a slip clutch that permits the bolt to be manually moved from either posi... | 03/30/1976 |
| 3945670 | Door exit fixture with pneumatic means for maintaining a latch bolt in its retracted position An exit fixture for a door is connected with the lock on the door and includes manually operated means which when depressed retracts the bolt of the lock, thereby releasing the door. Springs act upon the manually operated means to restore the manually ope... | 03/23/1976 |
| 3933382 | Security lock Electrically operated lock for a closure, such as a truck door, characterized by a bolt movable between locked and unlocked positions and latched against movement in both positions, the bolt movement being under control of a two position switch and other ... | 01/20/1976 |
