Actor Zeppo Marx patented a "Cardiac Pulse Rate Monitor" in 1969.
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| Number | Title | Issue Date |
| 8166613 | Limiting hinge A limiting hinge has a stationary limiting washer, a rotating limiting washer, a rotating bracket and a positioning washer mounted around a pintle in sequence. A first resistance is formed between the stationary limiting washer and the rotating limiting washer. A se... | 05/01/2012 |
| 8117718 | Locking mechanism The present invention discloses a locking mechanism having a locking member disposed with a fan-shape protrusion and a fan-shape notch, such that when the locking member is rotating, the jerk as a result of rotation can be reduced, and when the locking member is ret... | 02/21/2012 |
| 8051537 | Hinge assembly An exemplary hinge assembly includes a rotatable shaft, a rotatable stand, a fixed stand, an elastic member, and a retaining ring. The rotatable stand is non-rotatably connected to the rotatable shaft. The fixed stand and an elastic member are connected to the rotat... | 11/08/2011 |
| 8024840 | Hinge A hinge includes a bracket, a shaft, and a first interfering member. The shaft includes a post, and a stopper protruded thereon. The post is secured to the first interfering member. The bracket defines a pivoting hole. The bracket includes a restricting block, and a... | 09/27/2011 |
| 7987556 | Hinge and interference apparatus for the same A hinge includes a first bracket, a second bracket, a shaft, and first and second interference elements. The shaft is fixed to the first bracket. The second bracket rotationally fit about the shaft. The first interference element is rotationally mounted on the shaft... | 08/02/2011 |
| 7971318 | Hinge assembly and mobile terminal having the same A hinge assembly and a mobile terminal are disclosed. The hinge assembly can include: a torsion spring; a shaft, which penetrates through the torsion spring; a bushing, coupled to one end of the torsion spring and to one side of the shaft; a holder, which is coupled... | 07/05/2011 |
| 7952858 | Multi-staged hinge assembly and portable electrical device comprising the same A multi-staged hinge assembly and a portable electrical device comprising the multi-staged hinge assembly are provided. The multi-staged hinge assembly utilizes a non-circular spindle to associate with a plurality of movable elements disposed thereon. One of the bod... | 05/31/2011 |
| 7936559 | Wide-angle double-hinge structure A wide-angle double-hinge structure to allow an electronic device to flip at different angles includes a coupling plate, a resistant hinge and a cam hinge. The double-hinge structure couples a first chassis and a second chassis of the electronic device to enable use... | 05/03/2011 |
| 7913358 | Hinge assembly for foldable electronic device A hinge assembly (100) for a foldable electronic device (200) includes a shaft (40), a first follower (33) attached on one end of the shaft, a first cam (34) rotatably attached on the shaft, a resilient member (50) having on... | 03/29/2011 |
| 7913359 | Automatically opening hinge assembly for portable electronic devices A hinge assembly (100) includes a shaft (13), a cam (14), a follower (15), a first spring (12), a control member (17), a second spring (16), and a fixing seat (18). The shaft defines a thread (1311). The... | 03/29/2011 |
| 7895710 | Hinge device A movable member (not shown) non-turnably connected to a second hinge member is arranged on the turning axial line of first and second hinge members such that the movable member is turnable and movable in the direction of the turning axial line. The movable member i... | 03/01/2011 |
| 7841050 | Folder type hinge device and personal portable device using the same A folder type personal portable device comprises a main part including a first hinge case having a hollow shape formed at one side of a top; a folder part including a second hinge case having a hollow shape formed on an opposite side of the top to correspond to the ... | 11/30/2010 |
| 7818845 | Automatically and manually activated open-and-close hinge device An open-and-close hinge device comprise a shaft member having a first end and a second end; a fixture securely attached to the first end of the shaft member, and including an actuating member with a push-bottom moveably toward the second of the shaft member when tri... | 10/26/2010 |
| 7814620 | Hinge A hinge includes a hinge assembly and a damper assembly. The damper assembly includes a stationary housing defining a cavity. A damper body rotatablely installed in the cavity has a head protruding to form a cylindrical guiding portion and a pushing portion defining... | 10/19/2010 |
| 7725987 | Hinge assembly for a foldable electronic device A hinge assembly includes a shaft (12), a follower (16), a cam (18), and an urging means. The shaft has a screw portion (122) defined thereon. The follower has a first cam surface (164) formed on one end surface thereof. The cam ha... | 06/01/2010 |
| 7716787 | Locking device A locking device for locking a first part to a second part, including a shaft which connects the first part and the second part to one another in a pivotable manner. A rotational movement of the shaft entrains the first part in rotation, and the second part is rotat... | 05/18/2010 |
| 7716788 | Hinge for a tablet computer extension pad An extension pad has a clamp device to hold a tablet computer on the extension pad securely. The clamp device has a mounting base and a rotating clamp. A hinge for a tablet computer extension pad in accordance with the present invention is mounted in the clamp devic... | 05/18/2010 |
| 7712186 | Hinge device for refrigerator A hinge for a refrigerator is disclosed. The hinge device for a refrigerator, which fastens a door thereto to open/close a storage space formed therein, includes a case having a side opened to define an exterior thereof, a case cap fastened to the case to close the ... | 05/11/2010 |
| 7685679 | Pivotal hinge with an oil-retaining collar A pivotal hinge has multiple washers, positioning spacers and an oil-retaining collar mounted around the washers and the positioning spacers filled with lubricating oil. The oil-retaining collar prevents the lubricating oil from flowing out of the pivotal hinge, pre... | 03/30/2010 |
| 7676889 | Hinge device for portable terminal A hinge device for a portable terminal including a first housing, a second housing foldably coupled to the first housing is disclosed. The hinge device causes the first housing and the second housing to be rotatably coupled in such a manner that both housings are ei... | 03/16/2010 |
| 7665185 | Incremental locking hinge assembly A hinge assembly containing a receiver member having a corrugated inner surface and a locking pin for being pivotally disposed within the receiver portion about an axis. The locking pin and receiver member have complementary corrugated engaging surfaces that allow t... | 02/23/2010 |
| 7665184 | Hinge assembly with rolling means A hinge assembly (10) includes a shaft (20), a follower (22), a cam (30), a washer (50), a rolling means, and an urging means. The shaft has a securing portion (21) formed at one end thereof. The follower connects with the s... | 02/23/2010 |
| 7653968 | Hinge device and electronic instrument using the hinge device The present invention provides as an object a novel hinge device which is extremely valuable as a commercial product and an electronic instrument using the hinge device. A hinge device for pivoting a first member (1) and a second member (2) to be rotat... | 02/02/2010 |
| 7647674 | Automatically opening hinge assembly for portable electronic devices A hinge assembly (200) includes a shaft (13), a cam (14), a follower (15), a first spring (12), a control member (17), a second spring (16) and a fixing seat (18). The shaft defines an outer screw thread (13... | 01/19/2010 |
| 7644472 | Hinge structure A hinge structure is described. A hollow cylinder has a positioning slot in an inner wall thereof. A movable part has a positioning convex portion and a plurality of engraved portions. The positioning convex portion engages with the positioning slot such that the mo... | 01/12/2010 |
| 7631397 | Hinge A hinge includes a housing. A sliding cam slideably received in the housing defines concave portions and an axial hole. A rotatable cam mating with the sliding cam has a base portion extending downward to form pushing portions disposed in the concave portions. The b... | 12/15/2009 |
| 7627930 | Automatically opening hinge assembly for portable electronic devices A hinge assembly (200) includes a button (3), a retaining member (4), a fixing seat (5), a control member (6), a first spring (7), a follower (10), a cam (30), a second spring (9) and a shaft (20)... | 12/08/2009 |
| 7607201 | Multi-section hinge mechanism A multi-section hinge mechanism includes a shaft (10), a rotary member (20), and an elastic member (30). The rotary member defines a through hole (26) running through the disk. The shaft is rotatably received in the through hole. The rota... | 10/27/2009 |
| 7603747 | Rotating shaft structure with automatic locking mechanism The present invention discloses a rotating shaft structure with automatic locking mechanism, characterized in which a shaft extending axially from an axial member passes through, in sequence, the core hole of the upright frame plane of the main frame, a friction dis... | 10/20/2009 |
| 7578030 | Hinge mechanism for foldable electronic device A hinge mechanism includes a shaft (1), a cam follower (12), a cam (2), an antifriction member (3), a washer (4) and an elastic member (5). The cam follower is fixed relative to the shaft and has a cam follower surface. The ... | 08/25/2009 |
| 7565718 | Automatic opening hinge assembly for portable electronic devices A hinge assembly (200) includes a retaining member (101), a fixing seat (5), a control member (6), a first spring (7), a follower (300), a cam (400), a second spring (9) and a shaft (20). The button has ... | 07/28/2009 |
| 7552512 | Hinge assembly for a foldable electronic device A hinge assembly (100) includes a shaft (10), a follower (12), a cam (20), a friction-reducing mechanism (30), and an urging means. The shaft includes a securing portion (11) formed thereon. The follower is connected with th... | 06/30/2009 |
| 7536749 | Hinge assembly having limiting and positioning abilities A hinge includes a first sleeve and a second sleeve pivotally engaged with the first sleeve. The first sleeve has an arcuate step formed on an outer surface thereof, a neck extending from an outer surface of the arcuate step, at least one indentation formed on the a... | 05/26/2009 |
| 7533446 | Variable resistance hinge A variable resistance hinge is mounted in a notebook computer having cover and a base and the hinge has a stationary leaf, a pivoting leaf and a pressing assembly. The stationary leaf is attached to the base and has a keyed shaft. The pivoting leaf is mounted pivota... | 05/19/2009 |
| 7513010 | Automatic opening hinge assembly for portable electronic device A hinge assembly (200) includes a retaining member (4), a fixing seat (5), a control member (6), a first spring (7), a follower element (10), a rotating element (20), a second spring (9) and a shaft (30)... | 04/07/2009 |
| 7509709 | Hinge A hinge is compact and can hold a monitor securely in an optimum angle even if it is long-term used. The hinge has a body, a pivoting member rotatably mounted on the body and has a pintle, a first positioning element and a second positioning element mounted on the p... | 03/31/2009 |
| 7493675 | Multi-section hinge mechanism A multi-section hinge mechanism (100) comprises a rotary member (10) and a base (20). The base includes an annular elastic arm (12) and a latching part (14) integrally extending from an inner circumferential wall of the annular ela... | 02/24/2009 |
| 7484268 | Hinge device and portable terminal having the same A portable terminal has a first side hinge arm positioned on a side of one of its housings and a second side hinge arm positioned on the other side of the other housing. A hinge device rotatably couples the housings and generates a rotational force to fold or unfold... | 02/03/2009 |
| 7441309 | Hinge structure of a case A hinge includes first hinge connectors having first shaft holes drilled and which are disposed at a rear of a synthetic resin case body that may contain a cosmetic material; a second hinge connector having a second shaft hole drilled and which is disposed at a rear... | 10/28/2008 |
| 7440782 | Hinge device for a display for rotation type mobile phone Disclosed is a hinge device for a display rotation type mobile phone comprising a main housing, a folder having a main display device and rotatable around a first hinge axis extending in a direction perpendicular to the length of the main housing and a connection me... | 10/21/2008 |