U.S. patents available from 1976 to present.
U.S. patent applications available from 2005 to present.

Icon_funbox Quotables

"The production of too many useful things results in too many useless people."

Karl Marx

Newsletter  PatentStorm News

Make the Most of Our Site

See this month's Top Inventors and Most Cited Patents.

Stay on top of the latest innovations by subscribing to an RSS feed.

Registered users: Manage your profile.

 

Class 29/898.043 - Self-adjusting or self-aligning, including ball and socket type, bearing and component making


Subclass of Class 29 - Metal working
Definition: Process for manufacturing a bearing wherein relatively sliding
No. of patents: 31
Last issue date: 08/28/2007


NumberTitleIssue Date
7260878Ball joint
A ball joint includes: a ball stud having a spherical ball part and a shank part extending from the spherical ball part; a bearing cupping the spherical ball part of the ball stud; and a housing holding the bearing therein. The housing is provided with a recess in a...
08/28/2007
6941656Spherical bearing and method for manufacturing the same
There are provided a spherical bearing and a method for manufacturing the same, in which both of a ball bearing section and a ball section made of metal can make light and smooth swinging and rotary motions for a long period of time without biased wear and seize-up ...
09/13/2005
6938786Slackless drawbar assembly using an improved ball and race connection assembly
An improved ball and race connection assembly for use in connecting together adjacently disposed ends of railway vehicles is provided. This ball and race connection assembly is particularly useful as a connection member in slackless type drawbar assemblies. The impr...
09/06/2005
6929271Hydraulically compensated stabilizer system
The present technique provides a stabilizer system comprising a plurality of piston cylinder assemblies, which have multiple interconnected chambers to provide cross compensation between suspension members coupled to those piston cylinder assemblies. The piston cyli...
08/16/2005
6877418Shoe for a hydraulic apparatus and manufacturing method thereof
The invention provides a shoe for a hydraulic apparatus and manufacturing method thereof, by which production cost can be lowered without making a sliding-contact surface uneven by a welding process. The shoe comprises a main body (10) provided on one ...
04/12/2005
6733200Construction of cover for ball joint
A construction of a cover for ball joint for application in connections of both angular and rotational movements of automotive vehicles. The cover is constructed with a boss in its outermost circumference so that when assembling the ball joint, the bearing flange th...
05/11/2004
6715207Method of manufacturing sliding bearings
A method of manufacturing sliding bearings of the type in which a sliding guide surface is formed by using a resin liner, including fixing a thermosetting resin, which constitutes the resin liner, on the whole or a part of a sliding guide surface of a first member b...
04/06/2004
6675478Free spherical ball bearing
Balls are supported between the spherical inner race 5 and the outer race 6 which surrounds one potion of the inner race 6 through the resiliently transformable shell-like retainer 7. By making the inner race 5 and outer race 7, which influence the bearin...
01/13/2004
6615900Connecting rod with ball joint and manufacturing method thereof
An object of this invention is to provide a connecting rod in which a pair of ball-shanks are connected to a rod main body such that they are axially perpendicular to each other, having a sufficient strength and which can be produced easily and at low cos...
09/09/2003
6550120Threaded conversion kit for replacement ball joints
An aftermarket retrofit kit is used to prepare control arm bosses of automotive suspension systems to receive new, replacement ball joints. The kit includes a special cutting tool for forming obtuse threads in the apertures of aluminum suspension system m...
04/22/2003
6408501Automatic system of manufacturing ball studs for vehicles
An automatic system of manufacturing ball studs for vehicles which establishes various processes inline to diagnose each process and perform production and inventory control. The system comprises a cold forging unit for uncoiling and forming a cold coil f...
06/25/2002
6209206Method of producing split composite spherical bearing
A method of making a spherical bearing including the steps of forming an outer bearing member with an inner concave spherical bearing surface, forming a second member with an outer convex spherical bearing surface, cutting the second member along a diamet...
04/03/2001
6145181Method for assembling ball joint for a wiper link
A ball joint, which is composed of a ball pin, a retainer connected with the ball pin and an elastic joint seal having first and second apertures for covering the ball pin and the retainer. The ball joint is assembled very easily by pressing the ball pin ...
11/14/2000
6098287Method for manufacturing a ball joint
This manufacturing method comprises a first step in which a molten aluminum alloy is cast into casting dies into which a ball 8 forming a ball portion 1a of a ball-shank 1 in corporation with a shank 1b connected to the portion 1a is inserted as a core so...
08/08/2000
5494356Bearing retainer for a miniature motor
A bearing retainer 20 has a hollow body 21 with an open end forming a mouth 25. The mouth opens into an inner void 23 having a bearing support surface 28 for receiving a bearing. The void also has a plurality of axially extending ribs 30 defining a number...
02/27/1996
5417512End connector with captive ball and bearing half with crushed elements
A captive ball and end connector assembly having an annular bearing half positioned within the cavity is disclosed. The bearing half has an inner spherical surface on which are disposed a plurality of crush elements or ribs, and a bottom planar surface on...
05/23/1995
5330095Method of assembling a universal joint
A constant velocity universal joint designed as a fixed or plunging joint permits the use of balls with a larger diameter, with the selectable shaft diameter not being adversely affected by using such balls with a larger diameter. The objective is achieve...
07/19/1994
5284398Pillow ball joint and method of making the joint
A joint comprising a pillow ball having a spherical portion, a bearing for rotatably supporting the spherical portion, and a housing for housing the bearing. The housing has therein a housing bore having a first step for contacting one end of the bearing,...
02/08/1994
5070609Method of manufacturing a ball joint
A ball joint and a manufacturing method of the same. The ball joint comprises a holder and a ball and rod which is rotatably and movably secured to the holder and a sealing member which is secured between the spherical body of the ball and rod and a spher...
12/10/1991
5036579Method for making a first object which can be fixed with great accuracy with respect to a second object
A method for making a first object (1) which can be fixed with great precision with respect to a second object (2) comprises the steps of pressure-casting the first object from a plastically deformable, relatively soft metal such as light metals and zinc ...
08/06/1991
4936133Method for manufacturing an element having grooved trunnions and forming method for grooving the trunnions
The present invention is drawn to a method of manufacturing a tripod element of a homokinetic joint, and more particularly, to a method of forming grooves in the trunnions of a blank from which the tripod element is manufactured. The grooves are formed by...
06/26/1990
4701990Ball-and-socket joint assembly tool and method
A self-securing ball-and-socket joint which has a ball head integrally formed on a rod, an outer structural part having a bore that pivotably receives the ball head and a radially elastic CIRCLIP brand retaining ring as well as a separate auxiliary assemb...
10/27/1987
4666330Ball joint assembly
A ball joint assembly includes a body member having a socket defined by a cylindrical side wall and a bottom wall. A ball stud having a ball end portion is received in the socket, and is adapted to swivel with respect to the body member through a predeter...
05/19/1987
4625377Method for manufacturing universal joints
This invention relates to metal cutting and more particularly to method for manufacturing constant velocity universal joints. A construction is disclosed wherein spherical turning, milling and grinding of the races and grooves of the joint members of a un...
12/02/1986
4543812Forging apparatus
A blank section of a steel rod is heated and then successively impacted between hot forging dies to form a preform or rough forging ball joint socket having a tubular socket portion and a laterally projecting mounting flange portion. The rough forging is ...
10/01/1985
4286363Method of assembly for a ball and socket joint
The invention is a method of assembly for a ball-and-socket joint of the preloaded type with automatic taking up of play, comprising a housing, a pivot, a bearing element disposed between these later and a locking ring. After the disposing in the housing ...
09/01/1981
4251122Self adjusting bearing assembly
A spherical bearing assembly having an inner race member and an outer race member, the inner surface of the outer race member being a concave spherical surface, the outer surface of the inner member being a complementary convex spherical surface, the inne...
02/17/1981
4184600Method for removing a bearing assembly of a pedestal crane and a removable bearing assembly for a pedestal crane
The method for removing a bearing assembly disposed between a revolving turntable of a pedestal crane assembly and the pedestal and a removable bearing assembly for a pedestal crane, wherein the method includes activating a support member coacting between...
01/22/1980
4116500Elongated machine element spherical end
A machine element such as a bearing, has a shaft with a spherical end. The spherical end is formed by a metal ball, such as a ball bearing, the ball being held in a hollow metal cylindrical casing. The casing has an inner diameter substantially equal to t...
09/26/1978
4024616Self-aligning bearing with a split inner member
A self-aligning bearing assembly comprising an outer member having a concave inner surface and an inner member carried within the outer member and having a convex outer surface generally complementary to the concave inner surface, said inner member being ...
05/24/1977
4005514Spherical bearing assembly
A spherical bearing assembly having an inner race member and an outer race member, the inner surface of the outer race member being a concave spherical surface, the outer surface of the inner member being a complementary convex spherical surface, the inne...
02/01/1977
 
Sign InRegister
Username  
Password   
forgot password?