Assignee: Barnes Group Inc.

Location: Bristol, CT
No. of patents: 41

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Number	Title	Issue Date
8069881	Spring and spring processing method A method for residual stress enhancement for a coil spring includes radially expanding at least a select axial portion of the coil spring to remove residual tensile stress from the spring inner diameter and induce residual compressive stress in the spring inner diam...	12/06/2011
8011645	Two stage hood lift spring assembly A lift spring assembly has a compression spring rod with a housing having a longitudinal axis and axially opposite ends, and having a rod member coaxial with the axis and having an inner end in the housing and an outer end axially outwardly of one of the opposite en...	09/06/2011
7717156	Device for creating an adjustable angular force A device for creating an angular biasing force for the roller tube of a security shade, which roller tube is mounted to a fixed structure of a vehicle. The device comprises an element attached to the fixed structure of the vehicle and a plurality of force units, eac...	05/18/2010
7707866	Die separator cylinder A die separator cylinder for use in separating first and second portions of a metal forming die set comprises a housing including a bore. A piston is adapted to reciprocate in the bore between an extended position and a depressed position. The die separator cylinder...	05/04/2010
7677539	Force control strut A force control strut including a housing having first and second ends and an internal chamber, a rod member having an inner end reciprocally movable inside the housing and along the internal chamber, a guide member forming a bushing allowing reciprocation of the ro...	03/16/2010
7507049	Locking ring A closed locking ring for a shaft, a shaft stub or a bore having a locking groove therein. The locking ring can include a closed edge zone and a circumferentially interrupted engagement zone, wherein the circumferentially interrupted engagement zone is proximal to t...	03/24/2009
7472897	Cushion and cushion cylinder for ram or bolster of a press A high-pressure, inert gas cushion assembly for the ram or bolster of a metal stamping press includes a manifold having fluid-flow passages defined therein, along with a plurality of cylinder mounting locations each in communication with at least one of the fluid-fl...	01/06/2009
7467787	Compression spring rod A compression spring rod for relatively displacing elements attached to end mounts of the rod assembly comprises a housing having a rod member moveable between extended and retracted positions relative thereto, and a first compression spring in the housing surrounde...	12/23/2008
7424835	Positioning mechanism for tilt steering A positive lock mechanism having a compression spring rod with a housing, a rod member having an inner end in said housing and an outer end axially outwardly of a housing end. One or more compression springs extend between a guide member and an end of the housing. A...	09/16/2008
7350628	High force locking spring A spring system for relatively displacing elements attached to end mounts of the spring system. The spring system includes a housing having an axis, an internal chamber, and axially opposite bottom and top ends, a spring rod coaxial with the axis and positioned with...	04/01/2008
7261286	Two stage hood lift spring assembly A lift spring assembly has a compression spring rod with a housing having a longitudinal axis and axially opposite ends, and having a rod member coaxial with the axis and having an inner end in the housing and an outer end axially outwardly of one of the opposite en...	08/28/2007
7240768	Flapper finger valve A flapper finger valve assembly for use in an exhaust system. The flapper finger valve includes a tube having a plurality of orifices therethrough. The flapper finger valve assembly also includes a plurality of flapper finger valves generally having a C-shape wherei...	07/10/2007
7083164	Cushion and cushion cylinder for ram or bolster of a press A high-pressure, inert gas cushion assembly for the ram or bolster of a metal stamping press includes a manifold having fluid-flow passages defined therein, along with a plurality of cylinder mounting locations each in communication with at least one of the fluid-fl...	08/01/2006
7081644	Overmolded lens on leadframe and method for overmolding lens on lead frame A light emitting diode (LED) assembly including an LED, an optically transmissive cover and a base for supporting the LED. The optically transmissive cover encapsulates the LED and includes a stiffener for reinforcing a base portion of the cover. The base includes e...	07/25/2006
7066455	Self-centering mechanical strut A self-centering mechanical strut has first and second housing members. The second housing member telescopically receives the first housing member. Spring assemblies are mounted within each of the housing members. The spring assembly in the first tube is compressed ...	06/27/2006
7021610	Ring shaped spring device A spring device comprising at least one annular support plate defining a ring with a central axis; a plurality of circumferentially spaced, parallel oriented coil springs disposed about the at least one annular plate; and, a plurality of lock assemblies spaced about...	04/04/2006
7000908	Tailgate stabilizer A counterbalance for use in a motor vehicle that is connected to a tailgate to at least partially control the movement of the tailgate. The counterbalance is made of a spring that counters the load applied to the tailgate, a flexible material strap that provides a s...	02/21/2006
6899199	Flapper finger valve assembly A flapper finger valve assembly for use in an exhaust system. The flapper finger valve includes a tube having a plurality of orifices therethrough. The flapper finger valve assembly also includes a plurality of flapper finger valves generally having a C-shape wherei...	05/31/2005
6796159	Low contact force spring A fluid spring assembly. The spring assembly preferably includes a body that slidably supports a piston that is attached to a piston rod. The piston serves to define a fluid chamber within the body that is charged with a pressurized fluid medium. The piston is retai...	09/28/2004
6773002	Compression spring rod A compression spring rod for relatively displacing elements attached to end mounts of the rod assembly comprises a housing having a rod member moveable between extended and retracted positions relative thereto, and a first compression spring in the housing surrounde...	08/10/2004
6749185	Cushion assembly and method A cushion assembly includes a lower end wall which is at least partially enclosed by a tubular cylindrical outer wall. An upper end wall is also partially enclosed by the outer wall. A tubular cylindrical inner wall extends between recesses in the lower end wall and...	06/15/2004
6604736	Spring assembly with captured core A spring assembly comprising: an axially extending coil formed from a spring wire and having first and second ends and a length there between with an interior having a generally circular cross-section. The coil includes first end portion with a first diam...	08/12/2003
6585463	Milling apparatus Apparatus for machining a groove in an arcuate workpiece segment comprises a horizontal milling table, a carriage mounted on the table and supporting a workpiece to be machined, a milling guide mounted on the carriage and including a vertical post, an arm...	07/01/2003
6575439	Ring shaped spring device A spring device comprising a pair of spaced-apart first and second annular support plates defining a ring with a central axis; a plurality of circumferentially spaced, parallel oriented coil springs disposed between said annular plates; and, a plurality o...	06/10/2003
6322059	Low contact force spring A fluid spring assembly. The spring assembly preferably includes a body that slidably supports a piston that is attached to a piston rod. The piston serves to define a fluid chamber within the body that is charged with a pressurized fluid medium. The pist...	11/27/2001
6318661	Spring motor A motor for controlling the elevating and lowering of a load comprises a storage drum, an output drum and a spring member operatively connected therebetween to provide a spring motor therewith, and a pair of cord drums aligned with and respectively adjace...	11/20/2001
6227825	Two part reed valve and method of manufacturing Improved membrane valve for transferring fluids or gases in hermetic or semi-hermetic compressors, including a method and system for manufacturing a membrane valve and a membrane valve with applications for use in several motors, particularly in hermetic ...	05/08/2001
6149094	Spring motor A motor for controlling the elevating and lowering of a load comprises a storage drum, an output drum and a spring member operatively connected therebetween to provide a spring motor therewith, and a pair of cord drums aligned with and respectively adjace...	11/21/2000
6102382	Belleville spring A Belleville spring comprising a thin strip of hardened spring steel coiled into a circular shaped body with a frusto-conical configuration having an inner diameter and an outer diameter, wherein the strip has two free ends and the coiled spring steel bod...	08/15/2000
5833776	Method of making a Belleville spring A Belleville spring comprising a thin strip of hardened spring steel coiled into a circular shaped body with a frusto-conical configuration having an inner diameter and an outer diameter, wherein the strip has two free ends and the coiled spring steel bod...	11/10/1998
5819376	Hose clamp A hose clamp comprises a circular clamp body of resilient material having an axis, a central portion and circumferentially overlapping opposite ends having axially adjacent inner edges. The body is circumferentially spreadable against the resiliency of sa...	10/13/1998
5203239	Torque wrench A torque wrench in which the torquing forces are applied to the article torqued equally and oppositely in a diametrically opposed manner. The body of the wrench comprises a two-part metal frame which permits the wrench to be significantly lighter than pri...	04/20/1993
5056384	Torque wrench A torque wrench in which the torquing forces are applied to the article torqued equally and oppositely in a diametrically opposed manner. The body of the wrench comprises a two-part metal frame which permits the wrench to be significantly lighter than pri...	10/15/1991
5052664	Arcuate spring An arcuate spring having a plurality of helical coils which are configured and dimensioned to provide an arcuate shape to the spring and being substantially free of internal stressses which would tend to urge the coils into linear alignment. The spring is...	10/01/1991
4928378	Apparatus for making plastic leaded chip carrier connectors A plastic leaded chip carrier connector of a base having a plurality of apertures for receiving and orienting a plurality of wire pins therein, and a plurality of wire pins each of a predetermined configuration lockingly engaged within a corresponding ape...	05/29/1990
4879808	Method for making plastic leaded chip carrier A plastic leaded chip carrier connector of a base having a plurality of apertures for receiving and orienting a plurality of wire pins therein, and a plurality of wire pins each of a predetermined configuration lockingly engaged within a corresponding ape...	11/14/1989
4365690	Spring cartridge for spring operated re-wind mechanism The disclosure is of a spring cartridge for a spring operated re-wind mechanism such, for example, as those used with pull cord type engine starters....	12/28/1982
4364202	Vehicle window operating mechanism The disclosure is of a mechanism for raising and lowering a window, such as the window of an automobile, the mechanism being of the type in which a flexible belt or chain connected to the window is moved along a fixed track, and a window counterbalancing ...	12/21/1982
4340191	Seat belt retractor spring assembly The invention relates to a spring assembly for retracting a spirally wound seat belt to retracted condition after extension in use, and provides means for locking the spring in pre-wound condition prior to assembly with the seat belt....	07/20/1982
4340190	Seat belt retractor spring assembly The invention is a spring device which is connected to the shaft on which a seat belt or the like is spirally wound and which is operable to retract the strip to a wound condition after it is extended and released, in which means are provided for holding ...	07/20/1982

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Assignee: Barnes Group Inc.