Class 254/231 - Including screw drive

Subclass of Class 254 - Implements or apparatus for applying pushing or pulling force
Definition: Implements or apparatus wherein the portion of the implement
No. of patents: 33
Last issue date: 05/19/2009

Number	Title	Issue Date
7533867	Adjustable cable hanger for a bicycle A cable hanger includes a base having an opening defined to stably sleeve on a tube of a bicycle and an adjust unit connected to the base. The base has a tongue outwardly extending therefrom and a through hole defined in the tongue. The adjust unit comprising an adj...	05/19/2009
7422195	Rope tensioning device for three-dimensional nets of three-dimensional frameworks This object is achieved by a rope tightening device for space defining nettings of a three-dimensional framework wherein rope parts of the space defining nettings are connected to the junction point members of a supporting frame to which frame the space defining net...	09/09/2008
7334498	Tension device for producing an initial tension on a wire cable An initial tension device has a wire cable for connecting a drive unit and a movable member, a tension case fixed to an immovable member, a regular retainer engageable with an outer cable of the wire cable, and a slot formed in the tension case to extend in the long...	02/26/2008
7325360	Cable tensioner and window regulator equipped with a cable tensioner A cable tensioner includes two members, such as a pipe and a tube, that define a cable path. The members are helically mobile relative to each other. A retractable detent permits the relative movement of the members in one direction and prevents the relative movemen...	02/05/2008
7198253	Wire rope connectors and tensioners for deck railing systems Wire attachment and/or tensioning assemblies are described. The ends of wires may be fitted with mateable collar and wedge components to allow the wire to be securely attached to a supporting structure such as, for example, the surface of a railing post. The wire at...	04/03/2007
7175162	Screw driven hoist A hoist provides high mechanical advantage and accurate positioning, driven by hand or with a powered rotary implement such as a drill. The hoist includes flexible tension members, such as chains, cables or straps, for applying force and tension to a load. A load nu...	02/13/2007
7097154	Extended length strand take up device An extended length strand take up device comprises at least two tension rods disposed in parallel spaced relationship to one another, and a first connecting body slidably mounted on the tension rods for connecting the extended length strand take up device to a guy w...	08/29/2006
7055804	Load binder with indicator A tool for binding and securing the binding of a load, said binding including a tube having a pawl disposed in a housing adapted to engage a gear that may be coupled to a tube, wherein rotation of the gear can cause extension and contraction of shafts with respect t...	06/06/2006
7017253	Culvert band installation tool A culvert band installation tool includes two end plates that are substantially parallel to one another and a bolt to draw the end plates together facilitating the culvert band installation process. The ends plates are maintained substantially parallel to one anothe...	03/28/2006
6945516	Load binder A tool for binding and securing the binding of a load, said binding including a tube having left and right hand threads at opposed ends and sides and threaded shafts mated to the threads whereby turning of the tube relative to the shafts produces common insertion or...	09/20/2005
6926258	Biased strap tension retaining device A strap tension retaining device is configured for a use with a bulk unit secured by a strap under tension. Such a bulk unit load has a corner and defines a bulk unit perimeter. The strap tension retaining device includes a fixed base element, fixed relative to the ...	08/09/2005
6913247	Quick-action tensioning device for cable control switches A quick-action tensioning device (1) for cable control switches comprises a holding element (2), to which a cable (3) can be fastened in a clamping manner, and a housing (8), which is connected with the holding element (2). Accordi...	07/05/2005
6176145	Actuating mechanism The invention is directed to an improved actuating mechanism. In the preferred embodiment, the actuating mechanism (15) is comprised of a split housing (16), a gear transfer system (18) enclosed in the housing, a threaded barrel (19) extending from the ho...	01/23/2001
5971178	Impact driven hoist A hoist is constructed for powered drive by an impact tool. The hoist includes tension means for applying a force in tension to a load. Gear means are operatively associated with the tension means for producing a tension force in the tension means. The ge...	10/26/1999
5623751	Retractable binder for securing cargo loads A tie-down device for securing cargo bindings. The device includes a housing unit with a hollow cavity therein. A threaded screw extending through the bore of the cavity and projecting through an opening in a closed end of the housing unit and secured to ...	04/29/1997
5205543	Chain linking device A chain linking device utilizes a rod of steel round stock, wherein one end of the rod is bent to form a hook while the remaining straight section is threaded. A sleeve and pin member includes a sleeve, with an inner diameter slightly larger than the roun...	04/27/1993
5159729	Tie-down device for cargo and the like A tie-down device for securing and holding down cargo and the like. The device includes a turnbuckle. A strap is provided having a first end and a second end that are secured to the turnbuckle, so as to loop back on itself and defining a loose strap and a...	11/03/1992
4901775	Automatic seal machine for bank bags and the like A hand-held apparatus for tensioning a bundling strap about an item to be bundled having a motor and a rotatable output shaft coupleable to one end of an elongated external screw threaded shaft supported for rotation at its opposite end by an end cap. A g...	02/20/1990
4624449	Mechanical puller A mechanical puller comprising two "U" shaped frame members one nestable within the other. The two frame members are interconnected through a pivotal bracket carried by the outside frame member. The inner frame member is attached to the outer frame member...	11/25/1986
4620705	Racket stringing device A gut stringing device for stringing a tennis racket or the like which permits accurate adjustment of a tension applied to the string. The device has a threaded screw and a nut mounted on it. Slide plates carrying a string clamp are moved by driving the t...	11/04/1986
4567627	Load binder apparatus A load binder or lashing tightener is provided made up of a first inner elongate sleeve member closed at one end, an anchor fitting on said closed end, a thread nut in the other end of said first sleeve, a second outer sleeve having one end adapted to tel...	02/04/1986
4560147	Low profile strap type turnbuckle with load bearing articulated nut A U-strap mounts a nut between the legs of the strap for rotation perpendicular to the longitudinal axis of the strap. The nut is provided with a threaded bore which threadably receives an adjustment sleeve. The adjustment sleeve is also threaded internal...	12/24/1985
4367862	Roller chain-connecting tool A roller chain-connecting tool comprises a narrow elongated body containing a lengthwise-extending threaded rod journaled in and extending through both ends of the body to hexagonal bolt heads for rotating the rod. A chain hook is mounted on the threaded ...	01/11/1983
4345740	Tensioning system for cables in prestressed concrete A system for tensioning stranded or wire cables in prestressed concrete comprises an anchoring head having holes in which are anchored the strands or wires. The anchoring head has a ring in screw-threaded engagement with an exterior surface of the head fo...	08/24/1982
4247009	Pipe rack fastener A fastener for securing pipes to a rack includes a tensioning mechanism, a bracket for mounting the tensioning mechanism to the rack, and a flexible cord. The tensioning mechanism has a tubular housing, a threaded shaft mounted in the housing to rotate ab...	01/27/1981
4223869	Load binder apparatus A load binder or lashing tightener is provided made up of a first inner elongate sleeve member closed at one end, an anchor fitting on said closed end, a thread nut in the other end of said first sleeve, a second outer sleeve having one end adapted to tel...	09/23/1980
4201367	Chain stretcher apparatus A chain stretching tool includes a generally tubular support in which at least one moveable pin-like element is supported by a piston for axial movement relative to another fixed pin-like element. The member is spring-loaded to an expanded position. A thr...	05/06/1980
4157171	Tensioning device for chains, wire ropes etc. Tensioning device for chains etc. for lashing, for example, rolling cargo on ships' decks, comprising an oblong housing with a chain- or wire-rope-fastening device at one end, a threaded spindle journalled inside the housing, and on the spindle a non-rota...	06/05/1979
4091694	Repair clamp application tool A tool for rapidly clamping a repair clamp tightly around a pipe. The tool has a two-stage operation, the first for rapidly taking up any slack, and the second for applying the necessary clamping force for tightening the clamp on the pipe....	05/30/1978
4017059	Device for stressing with a limited force, in particular for a belt tensioner The device comprises a fixed body, a screw cooperating with a nut, and springs. The nut is disposed in the body between two abutments. A releasable clutch device is interposed between the nut and one of the abutments. The springs are interposed between th...	04/12/1977
3999738	Chain tool A tool comprising a pair of pivoted jaws for engaging the ends of a chain for pulling the chain ends toward each other for link repair or replacement, and a spring-loaded adjustment bolt extending through offset portions of the jaws and having a thumb nut...	12/28/1976
3980275	Cable tensioning apparatus Apparatus for tensioning a cable employed for repairing deformed yieldable structures in which one end thereof has a generally U-shaped configuration. The legs of the U-shaped end is joined by a slotted cross piece to receive in locking engagement therewi...	09/14/1976
3960359	Stretching screw A stretching screw comprising two attachment sections arranged for displacement relative one another and having a stop means arranged in the second attachment section so as to prevent turning movements of said second attachment section relative to said fi...	06/01/1976

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Class 254/231 - Including screw drive