Matches 1 - 35 out of 35


Match Document Document Title
US20070204711 Ball screw mechanism for an electromechanical steering system and nut for a ball screw mechanism  
A ball bearing helical gearing for an electromechanical steering system of a vehicle includes a threaded spindle and a nut. The threaded spindle and nut are provided with ball bearing raceways for...
US20070196189 BALL SCREW DEVICE AND METHOD OF MANUFACTURING THE SAME  
A ball screw mechanism comprises a nut, a screw shaft, plural balls and a deflector. The balls are arranged between a first thread groove which is formed on an inner surface of the nut and a...
US20130068052 BALL SCREW DEVICE WITH A RING TO RETAIN A DEVIATION ELEMENT FOR THE BALLS  
The ball screw system comprises a screw having an external threading, a nut having an internal threading and a series of balls being engaged in said threadings to link the screw and the nut, the...
US20130068058 BALL SCREW HOLDING SYSTEM FOR INSERT  
Ball screw system comprising a screw having an external threading, a nut having an internal threading and a series of balls being engaged in the threadings to link the screw and the nut, the nut...
US20090064811 BALL SCREW DEVICE  
Provided is a ball screw device capable of downsizing a nut member (2), simplifying a circulation structure for balls (3), in which endless circulation of the balls (3) between the nut member (2)...
US20050061099 Ball-nut assembly and method for making  
A ball-nut assembly includes a ball nut and a crossover member. The ball nut incudes a radial through slot and an outer surface. The outer surface has a first portion, has a ledge radially...
US20100242651 ROLLING-ELEMENT SCREW DEVICE  
Provided is a rolling-element screw device in which a recess can be easily formed in an outer diameter portion of a nut main body for receiving a circulation member. At both ends of a straight...
US20070240532 Spindle Nut for a Ball Screw  
A spindle nut for a ball screw is provided, having a continuous ball track (1) for balls (2), a ball groove (3,14) for the balls (2) extending on an inner periphery of the spindle nut about the...
US20130220047 Ball Screw  
A ball screw having a groove-shaped ball return passage has improved durability, ball circulation performance, and working performance. The ball screw is provided with: a threaded shaft having a...
US20140352472 END CAP-TYPE BALL SCREW ASSEMBLY AND CIRCULATOR  
A circulator comprises a circulating body and an extending rib. The circulating body is formed with an arc-shaped circulating passage. The extending rib is integrally radial inwardly extended from...
US20050217401 Ball screw  
Ball screw having a spindle nut arranged on a spindle, balls arranged to roll in a thread path being formed by a first thread groove on the spindle and a second thread groove in the spindle nut....
US20150033891 BALL SCREW DEVICE  
A ball screw device includes a screw shaft; a ball nut; a first deflector fitted to an end portion of the ball nut; a ball guide portion that guides balls positioned in a helical inner ball...
US20150152946 BALL SCREW ASSEMBLY  
A ball screw assembly having a bearing ball recirculation arrangement. The ball screw assembly includes a ball screw, a nut body, at least one cap, and at least two yolk deflectors. The assembly...
US20090151493 ROLLING-ELEMENT SCREW DEVICE AND METHOD OF ASSEMBLING THE SAME  
The present invention provides a rolling-element screw device capable of offering advantages of both an end cap type ball screw and a return pipe type ball screw and belonging to an intermediate...
US20100236346 Ball screw  
Ball screw, having a spindle nut (1), on the inner circumference of which a helically wound ball groove (2) is formed, a return tube (4) being provided for balls (3), in which the balls are...
US20120132025 Ball Screw  
A ball screw prevents loosening of a bolt for fixing a deflector to reduce noise, and endures high-speed working conditions. A female hole is formed in a deflector arranged, with the both ends...
US20100242653 Deflecting body for a ball screw  
A deflecting body for a ball screw, which has two body parts to be connected to one another which delimit a deflecting channel which carries rolling bodies. Latching or jamming projections are...
US20100180707 Rolling Element Screw  
A rolling element screw comprises a screw and a nut mounted on the screw. The screw and the nut are defined with opposite rolling grooves to form a loaded path in which plural rolling elements are...
US20070295133 Ball Screw with an Engaging Type Circulation Cassette  
A ball screw with an engaging type circulation cassette comprises a nut, a screw shaft and a circulation cassette. The nut and the circulation cassette are defined with a locking groove and a...
US20070137350 Ball screw nut and method of producing the same  
A ball screw nut with a ball rolling groove where balls roll on the inner circumferential surface of the ball screw nut with the ball rolling groove formed by a surface generated by a tapping...
US20100050801 Ball screw module  
Disclosed is a ball screw module including a screw shaft, a nut member, a ball connector, and a circulating device mounted on the nut member. The screw shaft and the nut member constitute a first...
US20090071272 Ball screw device having circulating device  
A ball screw device includes a screw shaft rotatably engaged with a ball nut, and a number of bearing members received between the ball nut and the screw shaft, and a circulating device for...
US20150027258 BALL SCREW DEVICE  
A ball screw device includes a piston that surrounds the outer periphery of a ball nut. An outer periphery turning groove is formed in the outer peripheral face of the ball nut. The outer...
US20080053260 Circulation Member for Ball Screw Unit  
A circulation member for ball screw unit includes a fixing portion, a circulation turn-off portion, and a side joint portion. The circulation turn-off portion is conjoined to the fixing portion...
US20060137485 Linear motion device  
The ball screw 1 includes: a screw shaft 2, on the outer circumferential surface of which a spiral screw groove 2a is formed; a nut, on the inner circumferential surface of which a screw groove 3a...
US20060191367 Rolling screw device  
A rolling screw device capable of suppressing the rather early occurrence of damage such as cracking on the tongue of an end deflector, wherein the tip part (20a) of the tongue (20) hit by a ball...
US20080127764 Ball Screw Device  
To surely and easily secure a return tube to a nut and prevent the return tube from floating and expanding when circulating failure of balls occurs. The ball screw device has a screw shaft having...
US20080115609 Circulation System for a Ball Screw  
A circulation system for a ball screw comprises: a screw, a nut, a plurality of return assemblies and balls. The positioning groove of the nut is axially formed with an abutting surface for mating...
US20100139433 Ball screw with a circulation member  
A ball screw with a circulation member comprises: a screw, a nut, a circulation member, a plurality of rolling elements and a plurality of flexible members. The flexible members are disposed at...
US20100126292 Deflector for ball screw device  
A ball screw device includes a screw engaged into a nut member for forming an endless ball guiding passage between the nut member and the screw and for receiving a number of ball bearing members,...
US20080210038 Ball Screw Device  
To provide a ball screw device capable of improving operability and productivity. In a ball screw device 1 including a screw shaft 4 having a helical screw shaft-side ball rolling groove formed on...
US20080127763 Ball Screw  
In a ball screw 1 in which a screw shaft 2 having a spiral-shaped screw shaft side ball rolling groove 6 in an outer periphery is screwed into a nut 4 having in an inner periphery a nut side ball...
US20100307272 Deflecting device for motion guide apparatus  
A motion guide device includes a ball nut attached onto a shaft and having helical grooves and a returning channel for forming an endless ball guiding passage and for receiving a number of ball...
US20100071494 Ball Screw Unit with Dual Ball Deflect Arrangements  
A ball crew unit with dual ball deflect arrangements includes a pair of circulation ball deflect units. One of them is equipped axially in a first cavity provided in the nut, while the other is...
US20080121056 Ball screw device having silencing device  
A ball screw device includes a screw shaft threaded with a ball nut which has one or more channels, and one or more end deflectors attached to the ball nut to form an endless ball rolling passage...

Matches 1 - 35 out of 35