"Rail travel at high speeds is not possible because passengers, unable to breathe, would die of asphyxia."
Dionysius Lardner, Professor of Natural Philosophy and Astronomy at University College, London ; 1830
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| Number | Title | Issue Date |
| 7815227 | Latching mechanism An exemplary latching mechanism (20) includes a base (22) having two resilient claps (224), a detachable portion (24) having two resilient clasps (244) for engaging with the hooking portions of the base, and an unlatching element (... | 10/19/2010 |
| 7780203 | Latching mechanism An exemplary latching mechanism (20) includes a base (22), a detachable portion (24), a rotatable wheel (25), and a resilient member (28). The base has two resilient hooks (224). The detachable portion has two clasping porti... | 08/24/2010 |
| 7338097 | Latch assembly for a movable closure element A latch assembly for a movable closure element. The latch assembly has a housing with first and second rotors each movable relative thereto between a first latched position, a release position, and a second latched position. The first and second rotors in their firs... | 03/04/2008 |
| 7309087 | Latch assembly for movable closure element A latch assembly kit including a latching subassembly, a first actuating assembly having a first configuration and normal and release states, and a second actuating assembly having a second configuration and normal and release states. The latching subassembly has a ... | 12/18/2007 |
| 7267377 | Latch assembly for a movable closure element A latch assembly for a movable closure element. The latch assembly has a housing, a first rotor movable relative to the housing selectively between a) a first latched position and b) a release position, and a second rotor movable relative to the housing selectively ... | 09/11/2007 |
| 7222891 | Flush mount sliding panel latch A flush mounted latch for a sliding panel or pocket door includes a snap-in, installation, from the edge of the panel or door. A slide handle operates a pair juxtaposed, pivoting, keeper-engaging, hooks to open them. The handle carries a lock rod which is engaged by... | 05/29/2007 |
| 7210712 | Rotary motion mechanism A rotary motion mechanism including a rotatable element geometrically lockable at two points (e.g., limits) of travel, and a linear motion element linked to the rotatable element, the linear motion element being adapted to move in response to a linear motion imparte... | 05/01/2007 |
| 7152889 | Cable latching system A latching system includes a rotatable cam formed of substantially symmetric pieces with a cable, connected to oppositely disposed bolts, extending therethrough. The configuration of the cam is such that when rotated, the cable is pulled in both directions with resp... | 12/26/2006 |
| 7097216 | Latch assembly for movable closure element A latch assembly for a movable closure element of the type having first and second sides. The latch assembly has a housing, a first rotor movable relative to the housing selectively between a) a latched position and b) a release position, and an operating assembly w... | 08/29/2006 |
| 7050008 | Antenna unit and portable wireless device In a rotatable antenna unit capable of being externally rotated away from and folded in a portable wireless device, an antenna detachment mechanism is provided, the antenna detachment mechanism composed of a bearing for rotatably supporting the antenna unit on the d... | 05/23/2006 |
| 6942259 | Latch assembly A latch assembly is provided for a movable closure element. The latch assembly has a housing and a first rotor that is movable relative to the housing selectively between a) a first latched position and b) a release position. The first rotor is biased towards the re... | 09/13/2005 |
| 6942258 | Operating arrangement for a sliding door A system for operating a door lock (14) and a latching device (16), which can be arrested in a positive-locking manner, of a sliding door (10), said latching device preventing the sliding door (10) in its open position from sliding back. ... | 09/13/2005 |
| 6910749 | Device for opening and closing a movable part of a piece of furniture A device for opening and closing a movable furniture part, in particular a drawer, door or shutter includes two trigger and drive units which each have a trigger member controllable by the action of an external force and a drive member coupled to the trigger member ... | 06/28/2005 |
| 6776441 | Lock assembly with two hook devices A lock assembly includes a casing, a pivotable member pivotally mounted in the casing, two linking rods each having a first end pivotally connected to the pivotable member and a second end, and two hook devices each including a first hook member and a second hook me... | 08/17/2004 |
| 6669242 | Latch device A latch device for sliding and hung window systems. The latch device has a mounting base (15) with which a pair of counter-rotatable cam elements (11) are mounted. A lever cover (12) is slidingly mounted on the base (15). The lever cover (12) is coupled t... | 12/30/2003 |
| 6663147 | Lock A lock comprising, within a box-like supporting body and associated with actuation elements which are available to the action of the user and/or of other devices, three locking beaks: two first lateral ones, whose free tips are shaped so as to form mutual... | 12/16/2003 |
| 6540268 | Closure device for a container and furthermore a container fitted with the closure device A closure device for a container, which possesses a locking element for mutually locking of two container parts when the container is closed. The locking element has first and second locking instrumentalities, which are arranged on the different container... | 04/01/2003 |
| 6474118 | Scissors latch lock A lock for attaching a cover to a platform includes first and second pivotally mounted latch bars which spread to engage side walls of a strike opening in response to actuation of a key actuated rotatable plug mounted in the housing of the lock. The latch... | 11/05/2002 |
| 6378916 | Press-style auxiliary lock A press-style auxiliary lock for a door, a cabinet, a drawer, etc. is not used for anti-theft, or anti-prying open, but only used for secured to its place, not self-opening, not swaying or vibrating by external environmental condition. It includes a press... | 04/30/2002 |
| 6325427 | Locking mechanism A locking mechanism for a box having a cover and a base hingeably connected to each other. The locking mechanism comprises a cover latching mechanism and a base latching mechanism. The cover latching mechanism is in a latching position. The two latching m... | 12/04/2001 |
| 6137685 | Portable electronic information device A portable electronic information device for performing information processing, data communication or the like. In the device, a slot is housed within a longitudinal rectangular housing recess formed at the rear portion of a lower wall of a device body so... | 10/24/2000 |
| 6123373 | Lock device having an improved lock member A lock device includes a frame which has an opening and a fixed portion internally provided therein. A lid member is hinged to the frame, the lid member being rotatable between an open position and a closed position, the opening of the frame being opened ... | 09/26/2000 |
| 6059326 | Tamper resistant rotational locking mechanism for an enclosure A simple and low cost locking mechanism that is unlocked by a simply configured key while protecting against tampering through limited access and unique geometry. Access is limited by a spin bushing that guards access to a cam twister having a keyhole wit... | 05/09/2000 |
| 6030009 | Detachable latch mechanism for break-away components Sliding latches are disposed on the mounting plate of an accessory to a base member. The sliding latches are biased towards respective extended positions at which the latches engage undercuts provided in an exterior surface of the base member. The sliding... | 02/29/2000 |
| 5915766 | Locking device Locking devices for locking two components that move relative to one another such as a housing and a cover are disclosed. The locking devices have two catches disposed on one component and opposite to one another and symmetrically with respect to a stop d... | 06/29/1999 |
| 5520423 | Anti-burst latch A latch catch has a pair of rotors 24, 25 and a pair of spring biased spreader plates 30,31 that bear stops 30', 31' which straddle the rotors. Springs 33 bias the spreader plate stops 30', 31' towards a position stopping the rotors from moving to their u... | 05/28/1996 |
| 5209530 | Latch A latch includes a housing and first and second latch arms. Each latch arm defines a latching end, and the arms are pivotable between a latching position and a release position. A rotatable cam longitudinally shifts a latch arm follower, and the latch arm... | 05/11/1993 |
| 5171048 | Vehicle door lock assembly A door lock assembly includes a housing-carried set of interactive operating components for mounting on a closure for releasingly engaging a keeper that is carried by structure located adjacent to an opening through which access is controlled by positioni... | 12/15/1992 |
| 4958864 | Lock to prevent casual theft There is disclosed a lock to prevent casual theft from dispensers. The lock includes a catch on one wall and a rotatable cam and a release spring with a latch on a second wall. The second wall has a bore for a key slot, an integral mounting post for the r... | 09/25/1990 |
| 4836707 | Releasable clamping apparatus In accordance with this invention, a releasable clamping apparatus (10) is constructed having an opening or slot (14) within which a lifting handle (28 or 30) is clamped between retaining latch portions (62, 64) and a clamp assembly (34). The latch portio... | 06/06/1989 |
| 4758030 | Latch mechanism in aircraft cargo hatches with a single lever pivotable about two axes A single lever is pivotable about two axes and pivoting can be carried out in a prescribed sequence such that first the latches are unloaded and thereafter released, in the reverse, the latches are first latched and thereafter proper latching is monitorin... | 07/19/1988 |
| 4690439 | Mechanism for opening and closing a door of a home electric equipment, particularly a electronic range A mechanism for opening and closing a door of a home electronic equipment which comprises a door hinged to a body and a door locking member pivotably mounted to the door thereof whereby only one action pulling a handle of the door makes the door locking m... | 09/01/1987 |
| 4554907 | Latch for self-cleaning oven door An improved latching and locking device for use with a door, such as a door of a self-cleaning oven structure, or the like. The latching and locking device utilizes a novel scissors action, avoiding the need for overcenter devices, and providing a smooth ... | 11/26/1985 |
| 4500120 | Catch or lock A catch or lock with a cam (3) rotatable to move one or two resilient latching arms (20) at the end of which may be latching means (25) engageable on a hasp (4) to catch or lock an article. The cam (3) or casing (1) has a follower (18) which acts in a gro... | 02/19/1985 |
| 4421349 | Cowling latch A cowling latch for an engine nacelle or the like. The latch characterized by having a collet for engaging a pin extending outwardly from a keeper assembly. The collet when the latch handle is in a closed position secures the pin against the movement of t... | 12/20/1983 |
| 4407535 | Container-locking mechanism A container-locking mechanism for locking two perforated overlapping sections of a carbon or the like. An outer tubular member is fitted into the aligned holes in the sections and formed at one end with a radially outwardly extending flange. An inner tubu... | 10/04/1983 |
| 3933330 | Latch mechanism A latch mechanism for use with a tiltable seat having the forward end thereof supported by a base for movement about a transverse horizontal axis. The latch mechanism includes a pair of overlapping lock members pivotally interconnected for relative moveme... | 01/20/1976 |