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Class 403/229 - Helical spring type coupling


Subclass of Class 403 - Joints and connections
Definition: Structure comprising a helical spring connecting the two
No. of patents: 97
Last issue date: 10/28/2008


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NumberTitleIssue Date
7441980Device for joining two components with tolerance compensation
A device for joining a first component A and a second component B while leaving a joining gap SP includes a bolt 4 and a compensating coil 2 for compensating tolerances of the joining gap. The compensating coil is adapted to be fixed to the bolt 4
10/28/2008
7270138Joint mechanism
A joint mechanism for use in a rod for bearing at least a portion of a user's weight and a corresponding flexible tip for contacting a substantially horizontal surface. The joint mechanism includes a spring mechanism, a first bushing, and a second bushing. The sprin...
09/18/2007
7231702Connector and method of use thereof
A connecting structure is provided. The structure includes a post with a first end, middle portion, and a second end, a plurality of prongs flexibly connected to the first end, extending toward the second end in a V-shape. ...
06/19/2007
7163142Damage resistant mailbox support structure
A damage resistant mailbox assembly to prevent damage to mailboxes and vehicles, persons or equipment which contact same. The mailbox is supported from an upright support post or structure by one or more expandable and bendable spring units. One end of each spring u...
01/16/2007
7121587Wearable book
A wearable book. A wearable book, comprising a plurality of pages and a loop adapted for encircling a body portion for attaching said pages to the body, is provided. The pages are preferably bound together at one edge and preferably are of substantially the same siz...
10/17/2006
6994485Method and apparatus for mutually connecting elongated elements, such as reinforcement rods
A method for mutually connecting at least two elongated elements, such as concrete renforcement rods, by means of a connecting member in the form of a winding spring with a center line, which winding spring is screwed on and around the elongated elements at the conn...
02/07/2006
6969212Self-aligning pivotable delineator pole
A self-aligning pivotable delineator pole preferably includes a first post, a second post, a first retention tube, a second retention tube, a first coupling member, a second coupling member and an extension spring. A first end of the extension spring is retained in ...
11/29/2005
6959902Breakaway signpost connector
A breakaway signpost connector for attaching a sign support member to an anchor member. The connector includes a shear member having a first end, a second end, and a necked-down section between the first and second ends. A spring surrounds the shear member and suppo...
11/01/2005
6942417Telescopic mechanism
A telescopic mechanism, especially for steering columns of motor vehicles, with an internal element (10), which has a flattening (12) at least on one side, and an external element (14), which is complementary to the internal element (10) ...
09/13/2005
6913412Multi-use flexible strap and base connector
A flexible strap restraint assembly including a hollow tubular strap, a connector pin device for connecting the end of the strap to a suction cup base assembly. The connector pin includes an extent of reduced cross sectional area between the suction cup and the stra...
07/05/2005
6869246Internodal connector architecture system
A universally compliant and restorative internodal connector architecture system wherein a plurality of nodal members are interconnected by a spring and strut assembly in a manner that permits manual or actuated relocation of the nodal spacial definition using stand...
03/22/2005
6862864Method and apparatus for fastening steel framing members
Various improved methods are provided for fastening two of more steel framing members together with a fastener. In one aspect, the fastening technique employs a fastener having a tip section such that a portion of the tip section extending beyond the underside of th...
03/08/2005
6810890Obstruction-free golf bag umbrella
A golf bag umbrella includes a central shaft having a bending portion formed on the shaft, a rib assembly pivotally secured to the central shaft having an umbrella cloth secured on the rib assembly, with the rib assembly including at least a top rib pivotally secure...
11/02/2004
6769830Connector assembly
A separable connector assembly includes a connecting member having a threaded end, and a hollow housing having a cylindrical wall that contains a body rotatably mounted therein. This body is threadably engageable with the threaded end of the connecting member. A fir...
08/03/2004
6766562Extendible hinge
A door assembly includes a swinging door with an extendible hinge disposed along an inner edge of the door. The extendible hinge allows the door to pivot through a range of pivotal positions and, when necessary, allows the door to move through a range of extended po...
07/27/2004
6668412Continuous prestressed concrete bridge deck subpanel system
A prestressed concrete panel for a bridge construction includes a first section having at least one tension member extending therethrough. A second section of the panel is spaced from the first section to form a gap therebetween. The tension member extend...
12/30/2003
6129476Breakaway precision robot end effector
An end effector has a base on one end for mounting to an end of a robot. A mount plate is fastened to the base. The end effector also has a cylindrical body to which is mounted a mating plate. Each of these components have axial holes which align with one...
10/10/2000
6098263Apparatus and method for blocking shaft of large scale rotatable assembly
The rotatable shaft of a large machine is blocked using a plurality of preloaded springs held by a collar member secured to the housing of the machine so as to prevent the roller bearing supporting the non-drive end of the shaft from being damaged during ...
08/08/2000
5984566Bracket for joining tables and/or table tops
A bracket for joining tables and/or table tops, includes a first bracket member adapted for attachment to one table or table top and having at least one hook-like projection, a second bracket member adapted for attachment to another table or table top to ...
11/16/1999
5980217Portable compressor having support leg with flexible joint
A portable trailer movable over a surface, includes a frame and a support leg connected to the frame. The support leg has a flexible joint including a first support member, a second support member separate from the first support member and a flexible memb...
11/09/1999
5902201Positioning device and component placement machine including the positioning device
The positioning device comprises a chassis (1) provided with a drive wheel (2), mounted on the shaft of a motor (6), and a reversing wheel (3). The positioning device further comprises a loop-shaped traction member (4) tensioned around the wheels (2, 3). ...
05/11/1999
5842382Control cable self-adjustment device
The control cable self-adjusting device has an extended cylindrically shaped hollow base body (5) open at one of its ends (9) and a regulating stem (6) held inside the interior of the base body (5) by a retaining device. The closed end (10) of the base bo...
12/01/1998
5829907Knife ring joint
The present invention relates to a knife ring joint, the purpose whereof is to reduce mechanical friction and to increase weighing accuracy in a scale which is used in the casting of molten material. The knife ring is designed to be pressed in a ring-like...
11/03/1998
5826888Quick release chuck device
A quick release chuck device includes a body member and a device for attaching the body member to a drive spindle. A longitudinal bore or recess is defined in the body member and a resilient coiled member gripping device is disposed in the longitudinal re...
10/27/1998
5823518Spring guide retainer
A spring guide retainer is provided for preventing buckling of a spring during spring compression as an upper die moves toward a lower die in a stamping operation. The spring guide retainer comprises a spring guide housing to hold the spring location, a s...
10/20/1998
5819146Magnetic brush roller having a wire-wound floating hub
A xerographic developer apparatus wherein the idler end of a hollow and rotatably mounted developer roller is resiliently supported for radial movement by a radially compliant hub. The hub comprises a unitary series of stainless coils that are wound about...
10/06/1998
5797234Flexible connector and assembly for structural connection
A flexible corner connector is provided for use in holding frame members of a structure together. The flexible connector includes a first rigid end portion having threaded surfaces adapted for receiving a threaded nut. A second rigid end portion has an en...
08/25/1998
5769558Flex joint
A flex joint is disclosed for connecting two cylindrical instrument housings of a downhole instrument assembly that will bend as required to allow the instrument housings to move through a curved section of a well bore. The joint includes spaced tubular c...
06/23/1998
5765449Spring locking and release apparatus for knobs and knob-like structures
A pair of coiled springs are mounted in tandem in a housing with their adjacent ends extending radially for retention in a housing permitting slight radial movement of the adjacent ends. The outer ends of the springs extend radially and are axially and ci...
06/16/1998
5666100Linear potentiometer with a floating pin joint
A floating pin joint is provided for coupling a linear potentiometer to a machine for measuring relative movement between first and second component parts of the machine. The potentiometer has an elongated housing securable to the first component part and...
09/09/1997
5615746Reinforced pneumatic tool holder
A reinforced pneumatic tool holder includes: a handle having a sliding sleeve secured in a front portion of the handle, and a tool clamping device generally formed with an elastomer block for clamping a pneumatic tool such as a saw blade or a file on the ...
04/01/1997
5599094Mounting system for light fixture
A mounting system for luminaire assemblies includes a mounting fixture which can be inserted into a tubular pole and secured therein without the need for complicated fasteners or tools. Specifically, the mounting fixture includes a cylindrical fitting wit...
02/04/1997
5579685Breakaway engagement mechanism
A breakaway engagement mechanism is provided for use in connection with a press having a stationary first platen and a vertically translatable second platen, engagable to a vertically translatable drive cylinder mechanism. The engagement mechanism compris...
12/03/1996
5433549Flexible tie strut
A flexible tie strut for supporting both compressive and tensile forces, the flexible tie strut including a tension member and a coaxially mounted compression member, the compression member and the tensile member being interconnected at their respective e...
07/18/1995
5384930Push brooms with flexible couplings in the handles
A broom with a flexible coupling in the handle comprising a head having a threaded aperture therein. A handle is formed as a long upper section adapted to be held by a user and a shorter lower section being provided with screw threads for releasably coupl...
01/31/1995
5375939Cable joint buffer
A tapered buffer for a cable joint comprising a threaded collar adapted to be screwed onto a complementary threaded end portion of a rigid housing, a helical spring attached at one end to the collar and a conical resilient body moulded over and extending ...
12/27/1994
5328209Vehicle exhaust stack joint yieldable in all directions
An omni-directional yieldable joint for a vehicle exhaust stack includes an upper cylindrical member having a pair of elongated pivot sockets mounted on its lower end; a lower cylindrical member has a pair of elongated pivot rods mounted at its upper end ...
07/12/1994
5297570Golf bag umbrella
A golf bag umbrella is mounted within a golf bag and includes a central spring connection mounted to an extension shaft to permit pivotal displacement of the umbrella structure for access to golf clubs and the associated golf bag....
03/29/1994
5282478Guidewire extension system with coil connectors
An extendable guidewire system including a guidewire and extension wire bearing separate helical coil connectors. The coil connectors, at least in part, have spatially separate adjacent coil turns, thereby providing gaps for receiving coil turns of the ot...
02/01/1994
5271686Robot hand for aligning and isolating a work tool
A robot hand adaptable to a robot arm for rigidly connecting a work tool to a robot arm while the work tool is positioned, but appropriately aligning and substantially isolating the work tool from the robot arm during the work tool's manufacturing operati...
12/21/1993
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