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Class 248/405 - Screw and nut


Subclass of Class 248 - Supports
Definition: Device wherein the force multiplying means includes an elongated
No. of patents: 74
Last issue date: 08/17/2010


1    
NumberTitleIssue Date
7775496Metal support column shipping assembly
A metal support column shipping assembly, including a metal tubular support column with a shaft protruding from a top end of the support column. A top plate is provided having an aperture extending therethrough adapted to engage a remote end of the shaft. A bottom p...
08/17/2010
7392610Portable information sign devices
The present invention relates to a portable information sign device. In one embodiment of the invention, a top plate comprises a foundation and three plate coupling ports. A center arm comprises an arm rod axially coupled to the top plate foundation. A sliding plate...
07/01/2008
7354111Securing assembly for a drummer's chair
A securing assembly for a drummer seat having a cylinder integrally formed on a bottom face of the base and having a cutout in a peripheral edge thereof and a securing ring connected to the cylinder and having a boss to be received in the cutout. The cutout has two ...
04/08/2008
7347430Modular mobile workstation with storage capacity
The technology herein provides a modular mobile workstation with storage capacity. The apparatus has a modular shell that can be used for a variety of purposes, including, but not limited to, a stool and low table combination, a table and coat-rack combination, and ...
03/25/2008
7240886Adjustable woodworking stand
An adjustable stand includes a leg, a first member secured to the leg, a second member adjustably secured to said first member, and a support member for holding items on the stand, the support member is secured to the second member. A first adjustment mechanism is c...
07/10/2007
7234781Anchoring fixture for stools capable of adjusting elevation
An anchoring fixture for stools capable of adjusting elevation is installed on an axle hub hinged on the top end of tripod legs which rest on the floor. The axle hub has a longitudinal axle hole to hold a screw post fastened to the bottom of a stool. The axle hub ha...
06/26/2007
7204466Quick-acting telescopic tube
A quick-acting telescopic tube has a stationary tube, a detent lining, an extension tube, a lock activating assembly, a bottom plug, an activating rod, a spring and a ball. The detent lining is mounted securely in the stationary tube and has multiple detents. The ex...
04/17/2007
7185868Telescopic display stand
A telescopic display stand includes a base and a fixed tube secured on the base. A first telescopic tube and a second telescopic tube are in turn telescopically received in the fixed tube. A gear box is mounted in the first telescopic tube, and a plug is mounted in ...
03/06/2007
7171709Accessories for a patient support apparatus
A patient support with a removable foot section is provided. ...
02/06/2007
7168665Display apparatus
A display apparatus having a display main body provided with a screen, and a base unit to support the display main body. The display apparatus includes a supporting unit provided between the display main body and the base unit to support the display main body to be ...
01/30/2007
7159728Braiding/weaving hair and beauty supply stand
A support arrangement for a hair styling salon has a stanchion for forming a substantially central support member for an annular rim member. The annular rim member has notches along its periphery for accommodating respective skeins of braiding/weaving hair. Each not...
01/09/2007
7065812Patient care equipment management system
An equipment management system provides an equipment support for supporting patient care equipment. The equipment support may be mountable on an arm that extends from a wall, on a column depending from the arm, on a wall mount, on a stand, or on a patient support. V...
06/27/2006
7048238Telescope support stand system
A telescope support stand system for side cutaway view of the present invention in the contracted position. The telescope support stand system includes a base that is permanently secured to a floor, a lower tube attached to the base, an upper tube slidably positione...
05/23/2006
7044423Compound lift device
The present invention is a compound motorized lift device facilitating the uninterrupted and nearly noiseless movement of a low-profile television. The invention is comprised of a base unit, an intermediate unit, and a support unit slidably disposed in a telescoping...
05/16/2006
7044921Medical device with changeable tip flexibility
A medical device with a changeable flexibility and a method of using the same. The medical device may include a core member, a tip member, and a tie member. The tip member may be configured to longitudinally shift relative to core member, which may alter the flexibi...
05/16/2006
7032352Structure to limit damage due to failure
A tall building (100) includes a plurality of ray structures (104, 106) extending outward from a central, generally conical hollow reinforced-concrete core (102). In three of the rays (104), a frame (118) extends diagonally downwar...
04/25/2006
6976597Width-adjustable carrier frame usable in household appliances, particularly in cooking and baking ovens
A width-adjustable carrier frame for receiving and supporting a grilling rack, a tray, a dish, a cooking or baking sheet, or the like of an oven. The carrier frame consist of at least two cross members with tube-type front-side end areas and two approximately U-shap...
12/20/2005
6948202Accessories for a patient support apparatus
A foot section is provided for use with a patient support. The foot section includes a body and at least one support coupled to the body. ...
09/27/2005
6568757Control device for seat post of office chairs
An office chair includes a frame having a tube with a tapered inner periphery and a plurality of legs extend from the tube. A C-shaped sleeve is movably received in the tube and has a tapered outer periphery. The sleeve has a threaded inner periphery so a...
05/27/2003
6502791Light duty adjustable pipe support assembly
An improved light duty easily adjustable pipe support assembly having a flat base, cushion pad, and free turning adjustment rods. Each adjustment rod has an adjustment knob with friction locking capabilities that permits ease in the turning of the rod whi...
01/07/2003
6478269Longitudinally adjustable leg assembly
A longitudinally adjustable leg assembly, comprising a holder (9, 12) which is adapted to be fixed to the underside of a table top (1); first and second elongate carrier elements (2, 3) which are directed away from the holder (9, 12) and cooperate by thre...
11/12/2002
6279860Heat exchanger housing support
A heat exchanger housing support for supporting a heat exchanger or coil housing and accompanying ductwork in the installation of heating and air conditioning equipment. The heat exchanger housing supports are typically used in pairs and are each characte...
08/28/2001
6158809Seat mechanism for mounting in a shower or bathtub
A seat mechanism for mounting in a shower or bathtub has a telescoping lift column that raises and lowers the seat. The column has mutually interacting elements that have two end elements and at least one middle element between them. The at least one midd...
12/12/2000
6131870Height adjusting apparatus with intermeshing bevel gears
A height adjusting apparatus includes a vertical outer tube that is adapted to be fixed on the base, and a vertical inner tube that is adapted to be fixed on the working table and that is mounted telescopically on the outer tube. A guiding device guides t...
10/17/2000
6007032Foldable stand assembly for microphones
A microphone stand assembly includes a leg base that has a number of legs each having an end pivotally connected to a lower end thereof. A post includes a lower tube having a lower end connected to the leg base, an upper tube slidably received in the lowe...
12/28/1999
5992815Height-adjustable column with a transmitting mechanism
A height-adjustable column has a stationary tube that receives a height-changing mechanism, such as a pneumatic spring having a cylinder and a rod that are axially movable with respect to one another. A transmitting mechanism includes a movable member tha...
11/30/1999
5944272Bobbin core holder for a bobbin creel
A bobbin core holder for a bobbin creel. The bobbin core holder includes a sleeve body securable on a creel rod, on which sleeve body a ring socket is fitted so as to be rotatable into at least one predeterminable rotary position by a releasable spring de...
08/31/1999
5927670Instrument support
An instrument support has a support, a securing device threadingly connected with the support, a baffle detachably received within the support and a securing tube detachably received within the support and having an extension detachably connected with the...
07/27/1999
5927810Adjustable musician's chair
A musician's chair includes a stand, the stand having a top barrel, a locating ring spaced below the top barrel, and a sleeve connected between the top barrel and the locating ring, a seat with a threaded seat stem inserted into the sleeve of the stand, a...
07/27/1999
5887841Pole support for use in mast assembly to adjust sail tension
A pole support is adapted for use in a mast assembly of a sail craft to selectively adjust tension of a sail. The mast assembly comprises an elongated and rigid tubular member having a central longitudinal axis and a surrounding sidewall defining an inter...
03/30/1999
5842742Mechanism for preventing the shaking of a drum chair
A chair including a mechanism for preventing shaking of the chair due to vibration of a drum performance, or the like. The chair seat is attached to an upper support post by a holder that clamps around the upper support post. The holder includes two oppos...
12/01/1998
5816556Adjustable chair stand
An adjustable chair stand including a stand having a socket at a top side thereof, a threaded stem inserted into the socket and secured thereto to support a seat at the desired elevation, a bushing mounted in the socket around the threaded stem and having...
10/06/1998
5772163Device for holding and tipping a container of liquid
A device for holding and selectively tipping a container of a liquid into which an implement, such as a brush, is periodically inserted, for removing a portion of the liquid contents, includes a base to be placed on a surface, a receptacle for holding the...
06/30/1998
5749557Height adjusting device for a chair
A height adjusting device for a chair consists of an inner tube having a top end fixedly connected to a chair seat and a bottom end fixedly connecting with a bushing, a positioning tube extending upwardly from a chair base, having an upper end mounted wit...
05/12/1998
5738326Seat stem positioning structure of a chair for drummer
A seat stem positioning structure for a chair for drummer, including an internally threaded seat stem connector shaped like a stepped tube and fastened to a tubular central shaft and equipped with pivoted legs for supporting on the ground, a threaded seat...
04/14/1998
5722627Mechanism for adjusting the height of a drum chair or the like chair
A chair height adjusting mechanism including an externally threaded upper support supporting a chair seat, a tubular lower support into and out of which the upper support is movable. An internally threaded rotatable member rotatable up and down along the ...
03/03/1998
5685510Height adjustment system for a desk or workstation
A height adjustment system for a desk, workstation or the like is provided comprising a plurality of height adjustable legs each having a first part in the form of a hollow column and a second part movable relative to the first part in a vertical directio...
11/11/1997
5660495Locking-unlocking mechanism for telescopic device
A locking-unlocking mechanism is disclosed which is capable of realizing firm and reliable connection between pipes when a plurality of pipes telescopically arranged are extended, and capable of disconnecting the connected pipes rapidly and precisely. The...
08/26/1997
5639175Threaded paper tube
A threaded paper tube includes a multiple paper tube having an inner tube with spiral ridges on its outer surface, and an outer tube and a tightening robe each having grooves on their inner surfaces which are in the same pitch as the spiral ridges. The to...
06/17/1997
5620230Adjustable hairdresser's chair
An adjustable hairdresser's chair is described. The chair includes a motor housing base which has a front shell and a rear shell interconnected by a bellows. A front seat is mounted on the front shell and a rear seat is mounted on the rear shell. The rear...
04/15/1997
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