US3752514A - Socket retaining means - Google Patents

Socket retaining means Download PDF

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Publication number
US3752514A
US3752514A US00071466A US3752514DA US3752514A US 3752514 A US3752514 A US 3752514A US 00071466 A US00071466 A US 00071466A US 3752514D A US3752514D A US 3752514DA US 3752514 A US3752514 A US 3752514A
Authority
US
United States
Prior art keywords
retaining
ring groove
shank
driving
shaft
Prior art date
Legal status (The legal status 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 status listed.)
Expired - Lifetime
Application number
US00071466A
Other languages
English (en)
Inventor
K Schoeps
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Atlas Copco AB
Original Assignee
Atlas Copco AB
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 Atlas Copco AB filed Critical Atlas Copco AB
Application granted granted Critical
Publication of US3752514A publication Critical patent/US3752514A/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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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
    • F16B—DEVICES FOR FASTENING OR SECURING CONSTRUCTIONAL ELEMENTS OR MACHINE PARTS TOGETHER, e.g. NAILS, BOLTS, CIRCLIPS, CLAMPS, CLIPS OR WEDGES; JOINTS OR JOINTING
    • F16B21/00—Means for preventing relative axial movement of a pin, spigot, shaft or the like and a member surrounding it; Stud-and-socket releasable fastenings
    • F16B21/10—Means for preventing relative axial movement of a pin, spigot, shaft or the like and a member surrounding it; Stud-and-socket releasable fastenings by separate parts
    • F16B21/16—Means for preventing relative axial movement of a pin, spigot, shaft or the like and a member surrounding it; Stud-and-socket releasable fastenings by separate parts with grooves or notches in the pin or shaft
    • F16B21/18—Means for preventing relative axial movement of a pin, spigot, shaft or the like and a member surrounding it; Stud-and-socket releasable fastenings by separate parts with grooves or notches in the pin or shaft with circlips or like resilient retaining devices, i.e. resilient in the plane of the ring or the like; Details
    • F16B21/186—Means for preventing relative axial movement of a pin, spigot, shaft or the like and a member surrounding it; Stud-and-socket releasable fastenings by separate parts with grooves or notches in the pin or shaft with circlips or like resilient retaining devices, i.e. resilient in the plane of the ring or the like; Details external, i.e. with contracting action
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
    • B25B—TOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FOR FASTENING, CONNECTING, DISENGAGING OR HOLDING
    • B25B23/00—Details of, or accessories for, spanners, wrenches, screwdrivers
    • B25B23/0007—Connections or joints between tool parts
    • B25B23/0035—Connection means between socket or screwdriver bit and tool
    • 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
    • F16B—DEVICES FOR FASTENING OR SECURING CONSTRUCTIONAL ELEMENTS OR MACHINE PARTS TOGETHER, e.g. NAILS, BOLTS, CIRCLIPS, CLAMPS, CLIPS OR WEDGES; JOINTS OR JOINTING
    • F16B2/00—Friction-grip releasable fastenings
    • F16B2/20—Clips, i.e. with gripping action effected solely by the inherent resistance to deformation of the material of the fastening
    • F16B2/22—Clips, i.e. with gripping action effected solely by the inherent resistance to deformation of the material of the fastening of resilient material, e.g. rubbery material
    • F16B2/24—Clips, i.e. with gripping action effected solely by the inherent resistance to deformation of the material of the fastening of resilient material, e.g. rubbery material of metal
    • 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
    • F16B—DEVICES FOR FASTENING OR SECURING CONSTRUCTIONAL ELEMENTS OR MACHINE PARTS TOGETHER, e.g. NAILS, BOLTS, CIRCLIPS, CLAMPS, CLIPS OR WEDGES; JOINTS OR JOINTING
    • F16B2/00—Friction-grip releasable fastenings
    • F16B2/20—Clips, i.e. with gripping action effected solely by the inherent resistance to deformation of the material of the fastening
    • F16B2/22—Clips, i.e. with gripping action effected solely by the inherent resistance to deformation of the material of the fastening of resilient material, e.g. rubbery material
    • F16B2/24—Clips, i.e. with gripping action effected solely by the inherent resistance to deformation of the material of the fastening of resilient material, e.g. rubbery material of metal
    • F16B2/248—Clips, i.e. with gripping action effected solely by the inherent resistance to deformation of the material of the fastening of resilient material, e.g. rubbery material of metal of wire
    • 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
    • F16B—DEVICES FOR FASTENING OR SECURING CONSTRUCTIONAL ELEMENTS OR MACHINE PARTS TOGETHER, e.g. NAILS, BOLTS, CIRCLIPS, CLAMPS, CLIPS OR WEDGES; JOINTS OR JOINTING
    • F16B21/00—Means for preventing relative axial movement of a pin, spigot, shaft or the like and a member surrounding it; Stud-and-socket releasable fastenings
    • F16B21/10—Means for preventing relative axial movement of a pin, spigot, shaft or the like and a member surrounding it; Stud-and-socket releasable fastenings by separate parts
    • F16B21/16—Means for preventing relative axial movement of a pin, spigot, shaft or the like and a member surrounding it; Stud-and-socket releasable fastenings by separate parts with grooves or notches in the pin or shaft
    • F16B21/18—Means for preventing relative axial movement of a pin, spigot, shaft or the like and a member surrounding it; Stud-and-socket releasable fastenings by separate parts with grooves or notches in the pin or shaft with circlips or like resilient retaining devices, i.e. resilient in the plane of the ring or the like; Details
    • F16B21/183—Means for preventing relative axial movement of a pin, spigot, shaft or the like and a member surrounding it; Stud-and-socket releasable fastenings by separate parts with grooves or notches in the pin or shaft with circlips or like resilient retaining devices, i.e. resilient in the plane of the ring or the like; Details internal, i.e. with spreading action
    • 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
    • Y10T403/00—Joints and connections
    • Y10T403/60—Biased catch or latch
    • Y10T403/602—Biased catch or latch by separate spring
    • Y10T403/604—Radially sliding catch
    • 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
    • Y10T403/00—Joints and connections
    • Y10T403/70—Interfitted members
    • Y10T403/7075—Interfitted members including discrete retainer
    • Y10T403/7077—Interfitted members including discrete retainer for telescoping members

Definitions

  • a socket retaining means for removably retaining a ep we en socket wrench on the outer polygonal or splined end of a drive shaft includes a releaseable engagement be- 287/53 tweenthe socketwrench andmemonorfominspan 5s Fieid o t se iii c ii: 2 7/ii9 5 3 R 53 LK retaining 'P 5 m "P a W 7 8 spring with a ring shank riding by clarnpmg action in a ring groove on the tip of the drive shaft and having a rearwardly directed retaining shank applying itself or a [56] UNITE SZEIES LTTENTS detent releasably against the socket wrench.
  • This invention relates to retaining means for releasable axial fixation of a socket element on the outer driving end of a shaft while rotationally fixing the shaft relative to said socket element.
  • the invention deals with retaining means of the above type being affixed to the tip of the driving end by a spring shank anchored in groove means provided on the tip.
  • the tip of the driving end has been provided with cross bores or straight grooves for anchoring cooperation with the spring shank.
  • a retaining means for releasable axial fixation of a socket element on the outer driving end of a shaft while rotationally fixing the shaft relative to said socket element, said retaining means comprising in combination therewith a ring groove at the outermost driving end of said driving shaft, the ring grooves being circumferentially radially reduced with respect to said shaft, a ring shaped threshold boss or lip located axially outwardly of said ring groove and being circumferentially radially reduced with respect to said driving end to a lesser degree than said ring groove, said boss defining an entrance into said ring groove from the end face of said driving end over said threshold boss, a resilient retaining member having a ringshaped spring shank for axial fixation of said retaining member in said ring groove behind said threshold by resilient clamping action against the bottom of said ring groove, a retaining shank means on said retaining member integral with said ring shank and extending from said ring groove
  • FIG. 1 shows a longitudinal section through a driving end with a socket wrench placed thereonto and with a retaining means according to the invention
  • FIG. 2 shows an end view of the driving end of the shaft in FIG. 1;
  • FIG. 3 is a section on the line 3-3 in FIG. 1;
  • FIG. 4 is a perspective view of the retaining spring in FIGS. 1-3.
  • FIG. 5 shows detents for alternative use together with the retaining spring in FIG. 4.
  • FIG. 6 shows a longitudinal section through a driving end with a socket wrench placed thereonto and of another embodiment of the retaining means according to the invention.
  • FIG. 7 is a top'view. of the drive shaft end in FIG. 6.
  • FIG. 8 is a front end view of the drive shaft end in FIG. 6.
  • FIG. 9 shows a longitudinal section of the drive shaft end with a socket wrench placed thereonto and of a third embodiment of the retaining means according to the invention.
  • FIG. 10 is a top view of the drive shaft end in FIG. 9.
  • FIG. 11 finally is a front end view of the drive shaft end in FIG. 9.
  • shafts l5 and 45 which preferably are coupled to or form a part of the anvil of an impact wrench are subjected to heavy impact loads, torsion and fatigue.
  • the shaft 15 is provided with a driving end 16 of polygonal or square end type.
  • a socket wrench 17 is slipped on the driving end 16 by means of a square socket 18 for purposes of bound rotation together with the shaft 15.
  • the socket wrench l7 fits axially releasably on the driving end 16 and is retained by a retaining means which in FIGS. 1-5 comprises a detent l9 and a retaining spring 21 cooperating therewith.
  • the detent 19 is received slidably in a transverse bottom hole 20 in the driving end 16in one of its sides. Under the influence of the retaining spring 21 the detent 19 is moved radially outwardly to fall lockingly behind an abutment, i.e. into a radial bore 22 in the socket wrench 17.
  • the retaining spring 21 comprises a spring shank 23 intended for the fixation thereof, which shank is ringshaped and preferably circular.
  • One end or, in case of thin retaining springs 21, both ends of the spring shank 20 are prolonged and extend in the shape of retaining shank portions 24, 25 at nearly a right angle rearwardly into an axial hole 26 in the driving end 16.
  • the axial hole 26 intersects the bottom hole 20 and the retaining shank portions 24, 25 with the tips thereof project into a cross hole 27 in the detent 19.
  • the latter is provided with countersunk portions 28 at the ends thereof.
  • the spring shank 23 also during difficult operational conditions be capable of being securely retained on the driving end 16
  • an inner ring groove 30 which is adapted to the shape of the spring shank 23 and in the example shown is of circular shape, the ring groove 30 having an entrance from the end face 31 of the driving end and being disposed inwardly of a threshold boss or lip 32 which is radially off-set or reduced circumferentially with respect to the driving end 16.
  • the ring groove 30 Inwardly of the threshold boss 32 the ring groove 30 is enlarged conically within the outermost end portion of driving end 16.
  • the axial hole 26 in the driving end 16 intersects the ring groove 30;
  • the detent 19 is inserted into the transverse hole 20 while the retaining spring 21, with the spring shank 23 thereof slightly compressed and the retaining shank ends 24, 25 brought together and inserted into theaxial hole 26 is pushed into the cross hole 27 of the detent 19. Simultaneously therewith the spring shank 23 is pushed over the threshold boss 32 into the ring groove 30 and is allowed to expand radially thereinto while applying a clamping force against the bottom of the ring groove 30 so that the retaining means 21 is affixed in the axial direction.
  • the retaining shank ends 24, 25 are active to exert an outward biasing force against the detent 19 moving the latter radi- 3 ally outwardly into the radial bore 22 of the socket wrench 17.
  • FIGS. 1, 5 The locking action of the detent 19, FIGS. 1, 5 is cancelled out by depression of the detent at which instant the socket wrench 17 is released for removal.
  • an alternative detent 33 of FIG. 5 having a ring shaped bevel 34, the latter acts as a cam surface so that the socket wrench 17 can be slipped on and slipped off by automatic depression of the detent 33 through cam action.
  • the detent 35, FIG. 5, which has an oblique side cam 36 allows automatic cammingdown of the detent 35 when a socket wrench is slipped on while at removal thereof the detent 35 has to be depressed manually via the radial bore 22.
  • the retaining means comprises a single-ended retaining spring 37 and the driving end 16 at the outermost end thereof is provided with a ring groove which is directed radially outwardly.
  • the ring groove 38 has an entrance in the axial direction of the driving end 16 from the end face 31 of the driving end over the threshold boss 39 which is reduced or off-set radially circumferentially with respect to the driving end 16.
  • a spring shank 40 exerts a clamping action which shank forms part of the retaining member or spring 37.
  • the ring groove 38 has such depth that the spring shank 40 while riding the groove 38 does not reach out to or beyond the polygonal or square plane configuration of the driving end 16. From one end or in case of need from both ends of the spring shank 40 there extends substantially at right angles to the spring shank 40 a retaining shank portion 41 directed rearwardly axially along the driving end 16. In order to allow the retaining means to have a large diameter and accordingly a large spring force, there has been provided in the embodiment of FIGS. 6-8 only a single retaining shank portion 41 penetrating into an axial groove 42 arranged in the driving end 16.
  • the retaining shank portion 41 is provided with a bump 43 and springs radially outwardly at which instant the hump 43 will fall frictionally lockingly into the radial bore of the socket wrench 17 so that the socket wrench 17 is retained on the driving end 16 by a frictional force sufficient for operation.
  • a retaining spring 37 of the same type as in the embodiment of FlGS. 6-8 has been applied in connection with a drive shaft end 45 provided with splines and spline grooves, the splines of which are designated by the numeral 46 and are in engagement with inner splines 47 and grooves in a socket wrench 48.
  • the axial groove 42 is disposed in alignment with an axially shortened spline 49 on the driving end 45 and the retaining shank portion 41 of the retaining spring 37 squeezes lockingly by friction against the bottom of one of the spline grooves in the socket wrench 48.
  • a retaining means for releasable axial fixation of a socket element on the outer driving end of shaft while rotationally fixing the shaft relative to said socket element comprising:
  • a retaining wall formed in and substantially around an end periphery of said shaft and located axially outwardly of the bottom of said ring groove, the outer extremity of the retaining wall being circumferentially radially reduced with respect to said driving end of said shaft which is contiguous with the opposite side of said groove to a lesser degree than the bottom of said ring groove, said retaining wall defining an entrance into said ring groove from the end face of said driving end over said retaining wall;
  • a resilient retaining member having a ring-shaped spring shank for axial fixation of said retaining member in said ring groove behind said retaining wall by resilient clamping action against the bottom of said ring groove;
  • a retaining means according to claim 1 in which said ring groove is circular and directed radially outwardly with said entrance disposed about said retaining wall.
  • a retaining means according to claim 2 comprising retaining shank means which forms an extension of at least one of the ends of said spring shank, and an axial groove in said driving end, said extension extending along said axial groove, at least a portion of said extension directly frictionally engaging with said socket element by means of radial spring action, said portion of said extension providing said releasable engaging means.
  • a retaining means according to claim 3 in which said driving and and said socket element have cooperating splines and spline grooves for providing said rotationally fixed engagement, with an axially shortened spline on said driving end.
  • a retaining means in which said driving end is a polygonal end, said ring groove being reduced with respect to the planes of said polygonal end to avoid projection of said spring shank radially outwardly of said planes when said spring shank is clamped in said ring groove.
  • a retaining means for releasable axial fixation of a socket element on the outer driving end of a shaft whiie rotationally fixing the shaft relative to the socket element comprising:
  • a ring groove formed in the end portion of said driving shaft, said ring groove being open to the end portion of the driving shaft and having a predetermined wall diameter on one side of said groove which is less than the diameter of the driving shaft which is contiguous with the opposite side of said groove;
  • a resilient retaining member having a ring-shaped spring shank for axial fixation of said retaining member in said ring groove behind said inwardly extending retaining wall by resilient clamping ac tion of the ring-shaped spring shank against the wall diameterportion of the ring groove;
  • a retaining means comprising retaining shank means which forms an extension of at least one of the ends of said spring shank, a transverse hole in said driving end, abutment means on said socket element, a detent slidable in said transverse hole for providing said releasable engaging means, a cross hole in said detent, and an axial bore intersecting said ring groove and said transverse hole in said driving end, said retaining shank means projecting into said axial bore and cross hole for resiliently biasing said detent into releasable engagement with said abutment means of said socket element.

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Details Of Spanners, Wrenches, And Screw Drivers And Accessories (AREA)
  • Snaps, Bayonet Connections, Set Pins, And Snap Rings (AREA)
US00071466A 1969-09-26 1970-09-11 Socket retaining means Expired - Lifetime US3752514A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE13248/69A SE349371B (de) 1969-09-26 1969-09-26

Publications (1)

Publication Number Publication Date
US3752514A true US3752514A (en) 1973-08-14

Family

ID=20297102

Family Applications (1)

Application Number Title Priority Date Filing Date
US00071466A Expired - Lifetime US3752514A (en) 1969-09-26 1970-09-11 Socket retaining means

Country Status (9)

Country Link
US (1) US3752514A (de)
BE (1) BE756624A (de)
CH (1) CH522836A (de)
DE (1) DE2047022A1 (de)
FR (1) FR2062534A5 (de)
GB (1) GB1249090A (de)
NL (1) NL7013983A (de)
SE (1) SE349371B (de)
ZA (1) ZA706264B (de)

Cited By (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4179632A (en) * 1978-12-06 1979-12-18 The Singer Company Spindle locking mechanism for a rotary power device
US4397167A (en) * 1979-06-20 1983-08-09 Arman S.P.A. Antitheft device for motor vehicles
US4907660A (en) * 1988-03-21 1990-03-13 Arnol Staggs Interchangeable sectional mining drill and bolt driver system
EP1783382A1 (de) * 2005-11-07 2007-05-09 Delphi Technologies, Inc. Federring zum Halten eines Solenoids in einem Gehäuse
CN101224756B (zh) * 2008-02-03 2010-06-09 隆鑫工业有限公司 沙滩车的转向节结构
WO2014154400A1 (en) * 2013-03-26 2014-10-02 Atlas Copco Industrial Technique Ab Connection part and power tool including such connection part
US20150256043A1 (en) * 2014-03-06 2015-09-10 Baker Hughes Incorporated Systems and Methods for Preventing Rotation of Rotor Bearings in a Stator
US20180207774A1 (en) * 2015-07-27 2018-07-26 Hilti Aktiengesellschaft Square tool holder and impact wrench
US10378588B2 (en) * 2017-01-19 2019-08-13 Gkn Automotive Limited Retainer for rotating members
CN112847226A (zh) * 2019-11-28 2021-05-28 喜利得股份公司 用于动力工具的砧组件及冲击式扳手

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE7624918U1 (de) * 1976-08-07 1977-03-10 Eduard Wille Gmbh & Co, 5600 Wuppertal Aus schraubenschluessel, insbesondere drehmomentschluessel, und einsteckwerkzeugen bestehender werkzeugsatz
DE2933532C3 (de) * 1979-08-18 1982-02-04 Jean Walterscheid Gmbh, 5204 Lohmar Wellenverbindung

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2576298A (en) * 1949-03-31 1951-11-27 Tri Clover Machine Co Shaft keying and locking construction
US2721090A (en) * 1952-03-15 1955-10-18 Thor Power Tool Co Socket retainer for rotary power tools
US2890072A (en) * 1956-07-10 1959-06-09 Thor Power Tool Co Retainer for rotary power tools
US3056618A (en) * 1959-04-29 1962-10-02 Bell Telephone Labor Inc Shaft keying arrangement
US3436107A (en) * 1965-06-03 1969-04-01 Atlas Copco Ab Retaining means

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2576298A (en) * 1949-03-31 1951-11-27 Tri Clover Machine Co Shaft keying and locking construction
US2721090A (en) * 1952-03-15 1955-10-18 Thor Power Tool Co Socket retainer for rotary power tools
US2890072A (en) * 1956-07-10 1959-06-09 Thor Power Tool Co Retainer for rotary power tools
US3056618A (en) * 1959-04-29 1962-10-02 Bell Telephone Labor Inc Shaft keying arrangement
US3436107A (en) * 1965-06-03 1969-04-01 Atlas Copco Ab Retaining means

Cited By (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4179632A (en) * 1978-12-06 1979-12-18 The Singer Company Spindle locking mechanism for a rotary power device
US4397167A (en) * 1979-06-20 1983-08-09 Arman S.P.A. Antitheft device for motor vehicles
US4907660A (en) * 1988-03-21 1990-03-13 Arnol Staggs Interchangeable sectional mining drill and bolt driver system
EP1783382A1 (de) * 2005-11-07 2007-05-09 Delphi Technologies, Inc. Federring zum Halten eines Solenoids in einem Gehäuse
US20070103263A1 (en) * 2005-11-07 2007-05-10 Gutierrez Orlando E Snap ring for holding solenoid in housing
CN101224756B (zh) * 2008-02-03 2010-06-09 隆鑫工业有限公司 沙滩车的转向节结构
WO2014154400A1 (en) * 2013-03-26 2014-10-02 Atlas Copco Industrial Technique Ab Connection part and power tool including such connection part
US20150256043A1 (en) * 2014-03-06 2015-09-10 Baker Hughes Incorporated Systems and Methods for Preventing Rotation of Rotor Bearings in a Stator
US9438089B2 (en) * 2014-03-06 2016-09-06 Baker Hughes Incorporated Systems and methods for preventing rotation of rotor bearings in a stator
US20180207774A1 (en) * 2015-07-27 2018-07-26 Hilti Aktiengesellschaft Square tool holder and impact wrench
US10759028B2 (en) * 2015-07-27 2020-09-01 Hilti Aktiengesellschaft Square tool holder and impact wrench
US10378588B2 (en) * 2017-01-19 2019-08-13 Gkn Automotive Limited Retainer for rotating members
CN112847226A (zh) * 2019-11-28 2021-05-28 喜利得股份公司 用于动力工具的砧组件及冲击式扳手

Also Published As

Publication number Publication date
SE349371B (de) 1972-09-25
CH522836A (de) 1972-05-15
FR2062534A5 (de) 1971-06-25
GB1249090A (en) 1971-10-06
NL7013983A (de) 1971-03-30
DE2047022A1 (de) 1971-04-15
BE756624A (fr) 1971-03-01
ZA706264B (en) 1971-06-30

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