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"I hate what they've done to my child...I would never let my own children watch it. "
Vladimir Zworykin, television pioneer ; Talking about an invention in which he played a critical role.
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| Number | Title | Issue Date |
| 7757360 | Safety hook A safety hook includes a hook body, a pivotable safety retainer biased to a locking position, and a pivotable latch member biased to abut against a distal end of a hook portion of the hook body to thereby close a hook mouth defined by the hook body. The safety retai... | 07/20/2010 |
| 7647677 | Double locking snap hook A double locking snap hook (100, 200, 300) includes a gate (120, 220, 320) reinforced by a lock (160, 260, 360), which enables the double locking snap hook (100, 200, 300) to withstand a tensile load of up to at least 3,600 pounds. ... | 01/19/2010 |
| 7636990 | Snap hook with hoop-loaded gate A snap-hook having a locking element and a gate, where the locking element cooperates with the gate to place stresses on the gate in tension instead of shear is disclosed. The tension loads are achieved by using mating generally cylindrical surfaces on the gate and ... | 12/29/2009 |
| 7444723 | Safety hook A safety hook includes: a hook body defining a hook mouth; a latch unit including a latch plate pivoted to the hook body so as to be rotatable between locked and unlocked positions, the latch plate having a blocking plate portion; a releasing unit including a releas... | 11/04/2008 |
| 7437806 | Safety hook A safety hook includes: a hook body having a base segment that has front and rear end portions, the rear end portion being formed with an elongate groove that is defined by a groove-defining wall which has a lower surface; a latch locking unit including a limiting r... | 10/21/2008 |
| 7353572 | Snap hook A snap hook having a hook shank and a gate keeper. The hook shank includes a main body and a hook member. The hook member has a hook bowl and a hook bill with the hook bill and the main body defining a gateway opening therebetween. The gate keeper has an open positi... | 04/08/2008 |
| 7228601 | Carabiners having a captive eye opening Various embodiments for carabiners employing a pivoting gate and having a captive eye opening are disclosed. The carabiners of the present invention employ an arm laterally extending from the body of the carabiner to define a major opening and a captive eye opening ... | 06/12/2007 |
| 7159283 | Locking device for a panel A locking device for a panel is provided for a single board computer for fixing onto the chassis of an industrial personal computer. The locking device includes a handle, a locking element, a first spring, a seat and a second spring. The handle has a concave groove ... | 01/09/2007 |
| 7077445 | Dual lever locking hook A dual lever locking hook comprises a hook member having a mounting portion and a catching portion, first and second locking levers, and a connecting member rotatably coupled to the hook member. The locking levers are affixed to the hook member at the mounting porti... | 07/18/2006 |
| 6912836 | Hanging chain structure for pendent lamp A hanging chain structure for a pendent lamp includes a plurality of hanging rings connected with each other. Each of the hanging rings includes a hook body, and a stop member pivotally mounted on the hook body. Thus, the hanging rings are connected with each other ... | 07/05/2005 |
| 6898829 | Coupling device A coupling device enabling rapid connection and disconnection of lifting wires or similar articles for attachment by an ROV to/from a submerged object comprising a main body portion (1), a hook potion (2), a closing member operated by a member (5 | 05/31/2005 |
| 6832417 | Safety snap hook A safety hook that includes a body having a hook portion and a shank portion, a gate that is pivotally mounted from a gate pivot point on the shank portion, and a locking element that is pivotally supported from the shank. The safety hook also includes a peninsular ... | 12/21/2004 |
| 6802109 | Self-locking fixing loop with strap adjustment A self-locking fixing loop with adjustment of an attachment strap comprises a base equipped with a clasp for hooking a retaining ring thereon, and an operating button movable between a closed position and an open position of the loop, respectively to hold and releas... | 10/12/2004 |
| 6450558 | Snap-hook device for attachment to an object such as a ring or mooring buoy, and release thereof, particularly for boats A snap-hook device comprises a hook closed by a latch held against a stop by a spring. The latch consists of two parts, a lever and a bridge-piece hinged in relation to one another on an axis. Another stop prevents them from pivoting in relation to one an... | 09/17/2002 |
| 6421888 | Static line snap A static line snap comprising an elongated body including a handle portion and an opposing C shaped portion for attachment to an anchor. The attachment portion includes a cavity with a load end and a lock end, and opposing arms defining a slot. A keeper w... | 07/23/2002 |
| 6363589 | Rescue hook with safety locking mechanism This invention relates to a rescue hook assembly that utilizes a spring-loaded gate across the opening into the hook and has an improved safety locking mechanism to prevent accidental opening of the gate. The locking mechanism works independently from the... | 04/02/2002 |
| 6283524 | Safety hook with locking lever articulated on the locking finger A safety hook in accordance with the invention comprises a body closed by a pivoting finger which can be prevented from rotating by a transverse locking lever. The locking lever is articulated on a lever pivot on the pivoting finger and has a notch engagi... | 09/04/2001 |
| 6283523 | Safety hook with immobilizable locking lever A safety hook in accordance with the invention comprises a body closed by a pivoting finger which can be prevented from rotating by a transverse locking lever. The locking lever is articulated on a lever pivot on the pivoting finger and has a notch engagi... | 09/04/2001 |
| 6209179 | Clasping device A clasping device is formed of a hook plate, a control bolt, a retaining plate, a reinforcing hook, a cover, and a recovery spring. The hook plate is provided with a retaining seat having a retaining slot and a cross through hole in which the control bolt... | 04/03/2001 |
| 6161264 | Safety hook A safety hook that includes a hook portion having a hook body with a shank portion, a nose portion and a mouth between the shank and the nose portion, a gate having a closure and at least one web portion along a plane is mounted on the hook body. The web ... | 12/19/2000 |
| 5956980 | Safety lock A three-piece safety lock for locking any size trailer safety chain to any size vehicle receiver hitch comprising a primary catch, a locking catch and a keeper element. The safety lock includes a positive self-locking mechanism, termed a keeper element, w... | 09/28/1999 |
| 5937490 | Safety snap hook A safety snap hook comprising a so-called "hairpin" pawl including a rod of elastically deformable material, bent to form an open loop. Bent-over ends of the rod, about which the pawl pivots with respect to the body of the snap hook, are not coaxial. The ... | 08/17/1999 |
| 5896630 | Self locking snap hook A self locking snap hook that includes a central shank having an arch shaped hook member that defines a gateway opening at one end, a gate keeper enclosing the gateway opening, a locking lever to prevent the opening of the gate keeper, and a second lockin... | 04/27/1999 |
| 5864929 | Snap ring A snap ring includes a body made of iron or steel, which has a fixing ring on its head in a semicircular or triangular shape and a rotatably and laterally joined rope guiding pulley on its inner lower portion. The snap ring further includes a link bar hin... | 02/02/1999 |
| 5769475 | Shackle apparatus An improved shackle apparatus that introduces improvements to the basic shackle design to allow for easy release under load, a high strength to weight ratio, and low wear on sliding surfaces. Easier release under heavy load is accomplished with a nonsymme... | 06/23/1998 |
| 5735025 | Ergonomic recessed release safety hook An ergonomic snap hook that employs a recessed release to prevent undesirable unfastening. The snap hook uses a redundant locking gate that must be operated in a predetermined sequence to permit latch opening. Once the latch is opened, a rope or the like ... | 04/07/1998 |
| 5694668 | Wall form hook assembly A double locking snap hook is provided with an extended hook shank and return portion to form a lengthened hook portion for use in conjunction with the assembly and disassembly of wall forms. A slot is provided in the hook shank through which may be inser... | 12/09/1997 |
| 5579564 | Locking snap-hook The present invention features a user-friendly locking snap-hook having an inwardly acting release mechanism that requires the simultaneous depression of interacting grips. Each of the gripping surfaces of these grips is usually flush or slightly recessed... | 12/03/1996 |
| 5577787 | Safety hook and method A safety hook, that includes a hook with a hook end and a latch member with a first end that is pivotably connected to the hook and a second free end. The latch member is pivotable about the first end between a first position where the second end is locat... | 11/26/1996 |
| 5463798 | Self-locking carabiner A carabiner includes a C-shaped, load-bearing hook member and a closing member mounted at an end of the hook member. The closing member can be pivoted in the plane of the hook member and is held in a closing position by the force of a spring. In the closi... | 11/07/1995 |
| 5384943 | Snap-hook with self-locking roller A snap-hook comprises a roller rotatably mounted in a first curved area of a body and cooperating with a finger to prevent opening of the finger in all angular positions of the roller except for an unlocking position in which it enables opening of the fin... | 01/31/1995 |
| 5361464 | Double action snap hook A double action closure mechanism operable with the thumb and forefinger of one hand, comprises a rigid body, such as a forged hook, having a first end, a second end forming a curved nose, and a shank extending between the ends, the shank defining a front... | 11/08/1994 |
| 5271128 | Hook A safety hook comprising a curved hook body provided with a hook opening defined by a substantially U-shaped part and pivotally connected to a hook head which carries a pivotal shackle device, wherein the hook body, in a first open position, is held swung... | 12/21/1993 |
| 5257441 | Triple locking snap hook A safety snap hook having a "J" shaped shank at one end and a hook at the other end in which there is a spring biased latch having one end pivotally mounted on said shank, and further including a pivoting detent mounted on the shank so as to be selectivel... | 11/02/1993 |
| 4621851 | Safety hook A safety-hook construction comprises a hook-shaped body having spaced first and second legs which cooperate to define a mouth on the body, a closure member pivotally mounted on the body and a locking member pivotally mounted on the closure member. The saf... | 11/11/1986 |
| 4492386 | Trailer safety device A trailer safety device for use in conjunction with a trailer hitch is provided having a bracket assembly from which a free-swinging body assembly is suspended. The bracket assembly and body assembly are positioned in spaced relationship above the trailer... | 01/08/1985 |
| 4487442 | Pelican hook assemblies and methods of manufacturing the same A fabricated pelican hook assembly is provided having an apertured head piece cut from steel plate, a bolt threaded at one end and having the opposite end extending into said aperture at least half way through said head piece and transverse thereto, a pai... | 12/11/1984 |
| 4305181 | Lifting hook with cam lock gate A lifting hook with a safety gate journaled about the shank thereof, which safety gate is locked against rotation about the shank by a cam member mounted for pivotal movement on the safety gate and spring loaded to abut a flat formed on the shaft when the... | 12/15/1981 |
| 4294479 | Safety lifting hooks A safety lifting hook comprises a safety latch mounted on the hook body for pivotal movement about a horizontal axis in the plane of the hook body. The latch has two opposed noses, and in a safety position of the latch, one of the noses is situated in the... | 10/13/1981 |
| 4122585 | Single-action double-lock snap The invention is a single-action double-lock snap, a snap hook having a lock arm. The hook includes a shank with a hook at one end of the shank. The other end of the snap is connected to a cable or a lanyard and in use, the hook is connected to an anchor ... | 10/31/1978 |
