US3250403A - Rotary railway car coupler structure - Google Patents

Rotary railway car coupler structure Download PDF

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Publication number
US3250403A
US3250403A US449921A US44992165A US3250403A US 3250403 A US3250403 A US 3250403A US 449921 A US449921 A US 449921A US 44992165 A US44992165 A US 44992165A US 3250403 A US3250403 A US 3250403A
Authority
US
United States
Prior art keywords
spherical
front surface
yoke
head portion
end portion
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
US449921A
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English (en)
Inventor
Carl E Tack
Marvin E Anderson
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.)
Amsted Industries Inc
Original Assignee
Amsted Industries Inc
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 Amsted Industries Inc filed Critical Amsted Industries Inc
Priority to US449921A priority Critical patent/US3250403A/en
Priority to DE19661530166 priority patent/DE1530166A1/de
Priority to BE678474D priority patent/BE678474A/xx
Priority to BR178319/66A priority patent/BR6678319D0/pt
Application granted granted Critical
Publication of US3250403A publication Critical patent/US3250403A/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B61—RAILWAYS
    • B61G—COUPLINGS; DRAUGHT AND BUFFING APPLIANCES
    • B61G9/00—Draw-gear
    • B61G9/20—Details; Accessories
    • B61G9/24—Linkages between draw-bar and framework
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B61—RAILWAYS
    • B61G—COUPLINGS; DRAUGHT AND BUFFING APPLIANCES
    • B61G1/00—Couplings comprising interengaging parts of different shape or form and having links, bars, pins, shackles, or hooks as coupling means
    • B61G1/36—Couplings comprising interengaging parts of different shape or form and having links, bars, pins, shackles, or hooks as coupling means with shackles and hooks, e.g. specially adapted for mine cars
    • B61G1/38—Couplings comprising interengaging parts of different shape or form and having links, bars, pins, shackles, or hooks as coupling means with shackles and hooks, e.g. specially adapted for mine cars rotatable about line of traction, e.g. for cars which are tiltable when coupled
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B61—RAILWAYS
    • B61G—COUPLINGS; DRAUGHT AND BUFFING APPLIANCES
    • B61G7/00—Details or accessories
    • B61G7/10—Mounting of the couplings on the vehicle

Definitions

  • An object of the invention resides in the provision of a rotary railway car coupler structure which is relatively inexpensive to manufacture and reliable in use.
  • Another object of the invention resides in the provision of a rotary railway car coupler structure embodying means for detachably connecting the coupler shank to a head portion of a yoke to provide angular and/or rotational movements of the coupler relative to the yoke.
  • a further object of the invention resides in the provision of a rotary coupler structure in which the coupler shank is detachably connected to the yoke head by means of a retainer key.
  • Another object of the invention resides in the provision of a rotary coupler structure vwhich is relatively easy to assemble for use, or to disassemble for repair or replacement of parts.
  • FIGURE 1 is a top plan View, partly in section, showing a rotary coupler structure embodying features of the invention, the part in section being taken along the line 1 1 of FIGURE 3;
  • FIGURE 2 is a longitudinal section taken along the line 2 2 of FIGURE 1;
  • FIGURE 3 is a transverse section taken along the line 3 3 of FIGURE l;
  • FIGURE 4 is a top plan View, partly in section, illustrating a modified form of the invention, the part in section 'being taken along the line 4 4 of FIGURE 6;
  • FIGURE 5 is a longitudinal section taken along the line 5 5 of FIGURE 4;
  • FIGURE 6 is a transverse section taken along the line 6 6 of FIGURE 4;
  • FIGURE 7 is a top plan View, partly in section, illustrating another modied form of the invention, the part in section being taken along the line 7 7 of FIGURE 8;
  • FIGURE 8 is a longitudinal sectionV taken along the line 8 8 of FIGURE 7;
  • FIGURE 9 is a transverse section taken along the line 9 9 of FIGURE 7.
  • the rotary coupler structure is shown as key 47 3,250,403 Patented May 10, 1966 comprising a conventional center sill 2 adapted to be secured to the underside of a railway -car body.
  • a striker 6 is rigidly secured at its inner end to the end of the sill and provided with a top wall 7 and depending side walls 3 having lateral anges 9.
  • a carrier housing 11, secured to the forward end of the striker 6, contains a plurality of compression springs 12 to resiliently support a coupler carrier 13 for sliding engagement against a Wear pad 14 provided on the lower side of a coupler shank 16.
  • a conventional automatic coupler head 17 is provided on the forward end of the shank 16 for coupling engagement with a non-rotatable coupler on an adjacent car.
  • the inner end portion 15l of the coupler shank 16 is ⁇ formed with spherical convex surfaces 18 for abutting engagement against complementary upper and lower spherical concave surfaces 21 and 22, respectively, formed on the head 23 of a yoke 24.
  • the end portion 15 is also formed with a spherical convex surface 26 for engagement against a spherical concave surface 271 formed on the front follower 28 of a conventional resilient draft gear 29 mounted within the yoke 24.
  • the front follower 28 is normally in abutting engagement against front stop lugs 31 provided on the side Walls 8 of the striker 6.
  • the draft gear comprises the usual rear follower normally engaged again-st rear stop lugs provided on the center sill and extending Ibetween the yoke arms 27 for engagement by a back wall of -the yoke, as shown and described in U.S. Patent No. 2,990,963 issued July 4, 1961 to F. C. Kulieke, which patent is incorporated herein by reference.
  • a horizontal recess 32 and yvertical apertures 33 are formed on the head to receive a horizontal base 34 and vertical legs 36, respectively, of a U-shaped retainer key 37.
  • the head 23 of the yoke 24 is slidably supported upon a yoke head carrier 3S secured to the lateral flanges 9 on the striker 6 by means of rivets 39, the other end of the yoke being slida'bly supported upon a strap secured to the center sill, as disclosed in Patent 2,990,963.
  • the spherical convex surfaces 18 on the shank 16 slidably engage complementary spherical concave surfaces 41 on the retainer key legs 36 to prevent disengagement of the coupler from the yoke.
  • the yoke 24 is guided for longitudinal movement and engaged against rotational movement relative to the striker 6 by means of spaced guide lugs 42 on the striker straddling guide surfaces 43 ⁇ on the yoke.
  • FIGURES 4, 5 and 6 illustrate a modified form of the invention in which the head 23a of the yoke 24a is formed with a circular groove 46 to receive a retainer comprising a plurality of segments 48 which are maintained within the groove by a cover 49 secured to the yoke head by a bolt 50 and bosses 51 engaged in recesses in the head.
  • the segments 4S are formed with concave surfaces 52 for engagement against an annular convex surface 53 formed on the inner end portion 54 of the coupler shank 56.
  • This embodiment of the invention is otherwise the same as the form shown in FIGURES 1-3, and corresponding numbers have been applied to corresponding parts.
  • FIGURES 7, 8 and 9 illustrate a further embodiment of the invention in which the inner end of the coupler shank 57 is formed with a spherical concave surface 58 forrcornplementary abuttingengagement against a-spherl 1.
  • a centerV sill having top and side Walls
  • a striker having a top wall and side walls secured to the center sill
  • a yoke having a head portion guided for axialand non-rotationalrnovement within the center sill and striker
  • a draft gear mounted within the yoke to yieldably resist axial movement of the latter and comprising a front follower having a spherical front surface
  • a'coupler shank comprising an enlarged end portion having a spherical end surface complement-ary to and engaging said spherical front surface
  • key means detachably mounted on said head portion to engage said end portion against axial movement from saidrhead portion, said key means having spherical concave surfaces engaging a spherical convex front surface on said end portion.
  • a rotary railway car coupler structure according to claim 1 in which said head portion is slidably mounted on a yoke head carrier secured to said striker.
  • a rotary railway car coupler structure according tov claim 2 in which a coupler carrier provided on the vertical angling movement of the coupler shank.
  • a rotary railway car coupler structure according to claim 3 in which said key means comprises a U-shaped membe-r having a base, and legs projecting upwardly from thelbase.
  • Av rotary railwaycarcoupler structure in which said head portion has a recess to receive said base, and yopenings to receive said legs.
  • a rotary railway car coupler structure according to claim 3 -in which said key means comprises a plurality of segments encircling said end portion and mounted in an annular recess in said head portion.
  • a rotary railway car coupler structure in which said head portion has a bottom opening, and a cover detachably secured to said head portion to close said opening.
  • a center sill having top and side walls, a striker having a top wall and side walls secured to the center sill, a yoke having a head por-tion guided for axial and non-rotational movement within the center sill and striker, a draft gear mounted Awithin the yoke to yieldably resist axial movement of the latter and comprising a front follower having a spherical concave front surface, a coupler shank cornprising an enlarged end portion having a spherical convex end surface complementary to and engaging said spherical concave front surface, and retaining key means detachably mounted on said head portion to engage said end Aportion against axial movement from said head portion, said key means having spherical concave surfaces engaging a spherical convex front surface on said end portion.
  • a center sill having top and side walls, a striker having a top wall Aand sidewalls secured to the center sill, a yoke having a head portion guided for axial and non-rotational movement withinA the center sill and striker, a draft gear mounted Within the yoke to yieldably resist axial movement of the latter and comprising a front follower having Spherial OnVx front surface, a coupler shank comprising an enlarged end portion having a-spherical concave end surface complementary to and engaging said spherical convex front surface, and retaining key means detachably mounted on said head portion to engage said end portion against axial movement from said head portion, said key means having spherical concave surfaces engaging a spherical convex front surface on said end portion.
  • a center sill having topY and side walls, a striker having a top wall ,and side walls secured to the centerfsill, ya-yoke having a head portion guided for axialwand non-rotational movement within .the centerv sill andk striker,l a draft gear mounted within the yoke to-yieldably resist axial movement of the latter and comprising a front follower having a spherical front surface, a'coupler shankcomprising anenlarged end portion having a spherical'end surface complementary to and 'engaging said spherical front' surface, andretaining key means detachably mounted on said head portion to engage said end portion' against axial movement from said head'po'rtion, said key means having spherical concave surfaces'to engage a spherical convex front surface on said en'd portion,'said head portion having vupper andilower spher
  • a center sill having top and side walls, a striker havinga top wall and sidewalls secured to the center sill, a yoke havinga/head portion guided forlaxial and non-rotational movement within the center'sill and striker, ⁇ a draft gear mounted within the'yoke to yieldably resist axial movement of the latter and'comprising a front'follower having a spherical convex front surface, a coupler shank comprising an enlarged end portion 'having-a spherical con' cave end surface complementary to yand engaging said' spherical convex front surface, and retaining'key means detachably mounted on said head portion to engage said' end portion against axial movement from said head por?
  • said key means having spherical concave surfaces to engage a spherical convex front surface on said end portion, said head portion having upper and lower spherical concave abutment surfaces complementary to and in -abutting engagement against the spherical convex front surface on said end portion.
  • a center v sill having top and side walls, a striker having a top having a head portion guided for axial and non-rotational movementwithin the center sill and striker, a draft gear mounted within the yoke to yieldably resist axial movement of the latter and comprising a front follower having a spherical convexy front surface, a coupler shank comprising an enlarged end portion having a spherical -concave end surface complementary to and engaging said spherical convex ⁇ front surface, and retainin-g key means detachably mounted on said head porti-on to engage said end portion Iagainst axial movement from said head portion, said key means having spherical concave surfaces to engage a spherical convex front vsurface on said end portion, said head portion having upper and lower spherical concave abutment s'urfaces complementary to and in abutting engagement against the
  • a center sill having top'and side walls, a striker having a top wall and side ⁇ walls secured to the center sill, a yoke having a head portion guided for axial and non-rotational movement within the center sill and striker, a draft gear mounted within the yoke to yieldably resist axial movement of the latter and comprising a front follower having a spherical convex front surface, a coupler shank comprising an enlarged end portion having a spherical concave end surface complementary to and engaging said spherical convex front surface, and retaining key means detachably mounted on said head portion to engage ⁇ said end portion against axial movement from said head portion, said key means having spherical concave surfaces to engage a spherical convex front surface on said end portion, said head portion having upper and lower spherical concave abutment surfaces complementary to and in abutting engagement against

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Lock And Its Accessories (AREA)
US449921A 1965-04-09 1965-04-09 Rotary railway car coupler structure Expired - Lifetime US3250403A (en)

Priority Applications (4)

Application Number Priority Date Filing Date Title
US449921A US3250403A (en) 1965-04-09 1965-04-09 Rotary railway car coupler structure
DE19661530166 DE1530166A1 (ja) 1965-04-09 1966-03-23
BE678474D BE678474A (ja) 1965-04-09 1966-03-25
BR178319/66A BR6678319D0 (pt) 1965-04-09 1966-03-30 Uma estrutura acopladora de vagao rotativa

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US449921A US3250403A (en) 1965-04-09 1965-04-09 Rotary railway car coupler structure

Publications (1)

Publication Number Publication Date
US3250403A true US3250403A (en) 1966-05-10

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US449921A Expired - Lifetime US3250403A (en) 1965-04-09 1965-04-09 Rotary railway car coupler structure

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US (1) US3250403A (ja)
BE (1) BE678474A (ja)
BR (1) BR6678319D0 (ja)
DE (1) DE1530166A1 (ja)

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3613902A (en) * 1969-11-06 1971-10-19 Amsted Ind Inc Rotary dump coupler
FR2403919A1 (fr) * 1977-09-22 1979-04-20 Midland Ross Corp Accouplement de type rotatif pour wagons de chemin de fer
FR2575987A1 (fr) * 1985-01-14 1986-07-18 Amsted Ind Inc Systeme perfectionne de raccordement d'attelage ferroviaire sans jeu
EP0475632A1 (en) * 1990-09-14 1992-03-18 AMSTED Industries Incorporated Rotary coupler assembly for railway vehicle
US5702012A (en) * 1996-05-24 1997-12-30 Westinghouse Air Brake Company Rotary drawbar assembly for a railway freight car
WO2012054421A1 (en) * 2010-10-22 2012-04-26 Mcconway & Torley Llc Rotary coupler for a railway car

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2282146A (en) * 1939-10-04 1942-05-05 Budd Edward G Mfg Co Draft gear mechanism for railway vehicles
US2990962A (en) * 1954-11-17 1961-07-04 American Steel Foundries Rotary coupler arrangement
US2990963A (en) * 1954-11-17 1961-07-04 American Steel Foundries Rotary coupler arrangement

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2282146A (en) * 1939-10-04 1942-05-05 Budd Edward G Mfg Co Draft gear mechanism for railway vehicles
US2990962A (en) * 1954-11-17 1961-07-04 American Steel Foundries Rotary coupler arrangement
US2990963A (en) * 1954-11-17 1961-07-04 American Steel Foundries Rotary coupler arrangement

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3613902A (en) * 1969-11-06 1971-10-19 Amsted Ind Inc Rotary dump coupler
FR2403919A1 (fr) * 1977-09-22 1979-04-20 Midland Ross Corp Accouplement de type rotatif pour wagons de chemin de fer
FR2575987A1 (fr) * 1985-01-14 1986-07-18 Amsted Ind Inc Systeme perfectionne de raccordement d'attelage ferroviaire sans jeu
EP0475632A1 (en) * 1990-09-14 1992-03-18 AMSTED Industries Incorporated Rotary coupler assembly for railway vehicle
US5702012A (en) * 1996-05-24 1997-12-30 Westinghouse Air Brake Company Rotary drawbar assembly for a railway freight car
WO2012054421A1 (en) * 2010-10-22 2012-04-26 Mcconway & Torley Llc Rotary coupler for a railway car
US8496128B2 (en) 2010-10-22 2013-07-30 Mcconway & Torley Llc Rotary coupler for a railway car

Also Published As

Publication number Publication date
BR6678319D0 (pt) 1973-05-03
BE678474A (ja) 1966-09-01
DE1530166A1 (ja) 1971-02-04

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