IT1097914B - Meccanismo di vite e dado - Google Patents

Meccanismo di vite e dado

Info

Publication number
IT1097914B
IT1097914B IT26433/78A IT2643378A IT1097914B IT 1097914 B IT1097914 B IT 1097914B IT 26433/78 A IT26433/78 A IT 26433/78A IT 2643378 A IT2643378 A IT 2643378A IT 1097914 B IT1097914 B IT 1097914B
Authority
IT
Italy
Prior art keywords
screw
nut mechanism
nut
Prior art date
Application number
IT26433/78A
Other languages
English (en)
Other versions
IT7826433A0 (it
Original Assignee
Lucas Industries Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Lucas Industries Ltd filed Critical Lucas Industries Ltd
Publication of IT7826433A0 publication Critical patent/IT7826433A0/it
Application granted granted Critical
Publication of IT1097914B publication Critical patent/IT1097914B/it

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16H—GEARING
    • F16H25/00—Gearings comprising primarily only cams, cam-followers and screw-and-nut mechanisms
    • F16H25/18—Gearings comprising primarily only cams, cam-followers and screw-and-nut mechanisms for conveying or interconverting oscillating or reciprocating motions
    • F16H25/20—Screw mechanisms
    • F16H25/22—Screw mechanisms with balls, rollers, or similar members between the co-operating parts; Elements essential to the use of such members
    • F16H25/2204—Screw mechanisms with balls, rollers, or similar members between the co-operating parts; Elements essential to the use of such members with balls
    • F16H25/2214—Screw mechanisms with balls, rollers, or similar members between the co-operating parts; Elements essential to the use of such members with balls with elements for guiding the circulating balls
    • F16H25/2223—Cross over deflectors between adjacent thread turns, e.g. S-form deflectors connecting neighbouring threads
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T74/00—Machine element or mechanism
    • Y10T74/19—Gearing
    • Y10T74/19642—Directly cooperating gears
    • Y10T74/19698—Spiral
    • Y10T74/19702—Screw and nut
    • Y10T74/19744—Rolling element engaging thread
    • Y10T74/19749—Recirculating rolling elements
    • Y10T74/19767—Return path geometry

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Transmission Devices (AREA)
IT26433/78A 1977-08-04 1978-08-03 Meccanismo di vite e dado IT1097914B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB3271977 1977-08-04

Publications (2)

Publication Number Publication Date
IT7826433A0 IT7826433A0 (it) 1978-08-03
IT1097914B true IT1097914B (it) 1985-08-31

Family

ID=10343006

Family Applications (1)

Application Number Title Priority Date Filing Date
IT26433/78A IT1097914B (it) 1977-08-04 1978-08-03 Meccanismo di vite e dado

Country Status (5)

Country Link
US (1) US4226137A (it)
DE (1) DE2833827A1 (it)
FR (1) FR2399585A1 (it)
GB (1) GB2002086B (it)
IT (1) IT1097914B (it)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2914756C2 (de) * 1979-04-11 1982-03-25 Deutsche Star Kugelhalter Gmbh, 8720 Schweinfurt Kugelschraubtrieb
US4342235A (en) * 1979-11-07 1982-08-03 General Motors Corporation Ball nut with internal crossover for ball recirculation
IT1159049B (it) * 1983-08-02 1987-02-25 Roltra Spa Accoppiamento vite madrevite a circolazione di sfere e metodo per l assemblaggio dello stesso
US4887480A (en) * 1987-12-14 1989-12-19 American Ball Screw Externally serviceable ball screw having internal return means
JPH0629554Y2 (ja) * 1989-10-13 1994-08-10 日本トムソン株式会社 ボールねじ
ES2051632B1 (es) * 1992-03-30 1997-05-16 Waybol Sa Husillo a bolas con tuerca de entradas multiples y deflectores internos para la recirculacion de las bolas.
WO2003089808A2 (en) * 2002-04-15 2003-10-30 White Stroke, Llc Internal recirculating ball screw and nut assembly
US7677126B2 (en) * 2005-03-22 2010-03-16 Gm Global Technology Operations, Inc. Ball screw mechanism
US7520193B2 (en) * 2006-03-06 2009-04-21 Hiwin Technologies Corp. Ball screw assembly
US7640821B2 (en) * 2007-01-03 2010-01-05 Hiwin Technologies Corp. Circulating member for a ball screw
EP2546006B1 (en) * 2010-03-31 2023-06-28 NSK Ltd. Method for manufacturing ball screw nut
CN106662226B (zh) * 2014-08-12 2018-03-20 黑田精工株式会社 滚珠丝杠
US11655885B2 (en) 2019-12-06 2023-05-23 Pacific Bearing Corp. Multiliner for multiple start ball nut threads
GB2592061A (en) 2020-02-14 2021-08-18 Nec Corp Communication system

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2833156A (en) * 1954-08-23 1958-05-06 Cleveland Pneumatic Tool Co Ball screw
US2833157A (en) * 1954-12-22 1958-05-06 Cleveland Pneumatic Tool Co Ball retainer for ball screws
FR1301396A (fr) * 1961-07-06 1962-08-17 Commissariat Energie Atomique Perfectionnements apportés aux systèmes à deux éléments en déplacement relatif et à circulation de billes, notamment aux systèmes du genre vis et écrou
FR1442003A (fr) * 1965-07-28 1966-06-10 British Aircraft Corp Ltd Dispositif perfectionné à vis et écrou à circuit de billes
FR2204273A5 (it) * 1972-10-20 1974-05-17 Tech Integrale S
US3902377A (en) * 1973-10-23 1975-09-02 Tech Integrale Ball screw and nut mechanism
FR2249578A5 (it) * 1973-10-30 1975-05-23 Tech Integrale

Also Published As

Publication number Publication date
DE2833827A1 (de) 1979-02-15
FR2399585A1 (fr) 1979-03-02
FR2399585B1 (it) 1985-01-04
GB2002086B (en) 1982-02-03
GB2002086A (en) 1979-02-14
US4226137A (en) 1980-10-07
IT7826433A0 (it) 1978-08-03

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