US3913268A - Railway car door control mechanism - Google Patents

Railway car door control mechanism Download PDF

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Publication number
US3913268A
US3913268A US389932A US38993273A US3913268A US 3913268 A US3913268 A US 3913268A US 389932 A US389932 A US 389932A US 38993273 A US38993273 A US 38993273A US 3913268 A US3913268 A US 3913268A
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United States
Prior art keywords
door
shaft
accordance
opening
actuating means
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Expired - Lifetime
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US389932A
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English (en)
Inventor
Thomas G Paterson
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Pullman Standard Inc
Pullman Inc
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Pullman Inc
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Priority to US389932A priority Critical patent/US3913268A/en
Publication of USB389932I5 publication Critical patent/USB389932I5/en
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Assigned to PULLMAN STANDARD INC., A DE CORP. reassignment PULLMAN STANDARD INC., A DE CORP. ASSIGNMENT OF ASSIGNORS INTEREST. Assignors: M.W. KELLOGG COMPANY, THE
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    • E—FIXED CONSTRUCTIONS
    • E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
    • E05D—HINGES OR SUSPENSION DEVICES FOR DOORS, WINDOWS OR WINGS
    • E05D15/00—Suspension arrangements for wings
    • E05D15/06—Suspension arrangements for wings for wings sliding horizontally more or less in their own plane
    • E05D15/10—Suspension arrangements for wings for wings sliding horizontally more or less in their own plane movable out of one plane into a second parallel plane
    • E05D15/1005—Suspension arrangements for wings for wings sliding horizontally more or less in their own plane movable out of one plane into a second parallel plane the wing being supported on arms movable in horizontal planes
    • E05D15/1007—Suspension arrangements for wings for wings sliding horizontally more or less in their own plane movable out of one plane into a second parallel plane the wing being supported on arms movable in horizontal planes specially adapted for use in railway-cars or mass transit vehicles
    • E—FIXED CONSTRUCTIONS
    • E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
    • E05Y—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES E05D AND E05F, RELATING TO CONSTRUCTION ELEMENTS, ELECTRIC CONTROL, POWER SUPPLY, POWER SIGNAL OR TRANSMISSION, USER INTERFACES, MOUNTING OR COUPLING, DETAILS, ACCESSORIES, AUXILIARY OPERATIONS NOT OTHERWISE PROVIDED FOR, APPLICATION THEREOF
    • E05Y2900/00—Application of doors, windows, wings or fittings thereof
    • E05Y2900/50—Application of doors, windows, wings or fittings thereof for vehicles
    • E05Y2900/51—Application of doors, windows, wings or fittings thereof for vehicles for railway cars or mass transit vehicles

Definitions

  • Paterson [4 1 Oet.2l, 1975 RAILWAY CAR DOOR CONTROL MECHANISM [75] Inventor: Thomas G. Paterson, Calumet Twp.,
  • a railway car door of the laterally movable and slidable type is provided with a control mechanism including cams which sequentially are movable to first open locking bolts and then laterally move the door to an open position.
  • the mechanism includes a manual control assembly which is shiftable to selectively engage a force multiplying device into movable engage ment with an anchoring element on the car body so as to provide power assistance for sliding the door relative to the door opening.
  • a selectively shiftable lever device is provided for connecting a drive mechanism to a camming arrangement or the force multiplying device which slides the doors.
  • This invention relates to railway car plug doors of a type which are slidingly supported on a track and are movable from a closed position within a door opening laterally outwardly to one side of the door opening.
  • Prior art patents are US. Pat. Nos. 3,468,062, Sept. 23, 1969, 3,468,063, Sept. 23, 1969; 2,553,511, Apr. 15, 1951; 3,636,658, Jan. 25, 1972.
  • a door control mechanism includes a pair of cams manually and selectively operable to sequentially open locking bolts and then laterally force the door outwardly relative to the door opening.
  • the combination includes a force multiplying device which upon the shifting of certain elements, is actuated by the operator to effect power assistance in slidably moving the door to a position at one side of the door opening.
  • FIG. 1 is a side elevational view,partially in section, showing an improved plug door in closed position over the door opening of a railway car side;
  • FIG. 2 is an enlarged elevational view of a door operating mechanism
  • FIG. 3 is a cross sectional view taken substantially along the line 33 of FIG. 2;
  • FIG. 4 is an enlarged side elevational view of a door actuating mechanism
  • FIG. 5 is a cross sectional view taken substantially along the line 55 of FIG. 4.
  • a railway car side includes a rectangular door frame 11 consisting of laterally spaced door posts 12 defining a door opening 13.
  • the door frame 11 is provided at the upper end with a top plate structure 14 and at its lower end with a side sill structure 15.
  • the side sill structure 15 supports a laterally spaced track 16 on which a door 17 is slidingly removable.
  • the door 17 comprises upper and lower members 18 and 19, respectively, connected by vertical members 20.
  • the door 17 is provided with conventional sheathing 20 and is supported on one side by means of a roller support 21 which also provides for swiveling movement at the lower left hand of the door, as shown in FIG. 1.
  • the upper left hand end of the door is also provided with a roller structure 22 which is adapted to be guided within the top plate structure 14 in conventional fashion.
  • the right hand side of the'door is also slidingly supported at its lower end by means of a roller structure 23 of conventional design and suitably connected to a crank arm 24, also conventional.
  • the upper right hand end ofthe door, as shown in FIG. 1, is also provided with a roller structure 25, also slidingly maintained within the top plate structure 14 and including a crank arm suitably connected to a vertical pipe or rod 26.
  • the lower crank arm 24 is similarly connected to the pipe 26.
  • Vertical locking bolt linkage is designated at 27 and is adapted to be vertically moved into locking position with respectto the door frame 11.
  • horizontal locking linkage 28 is movable to and from locking engagement with respect to the door frame 11.
  • a door actuating mechanism is generally designated by the reference character 30 and is supported on a rear plate 31 suitably connected to the sheathing 20'.
  • a front plate 32 is horizontally spaced and parallel to the rear plate 31 and supports for rotation thereon a shaft 33 supported in bearings 34 and 35.
  • the shaft 33 is rotated by means of a hand wheel 36 for manual operation.
  • a drive gear 37 is adapted to rotate with the shaft 33 and in turn, as shown in FIGS. 2 and 3, is adapted to drive a driven gear 38 through an idler gear 39.
  • the idler gear 39 is rotatably supported on a shaft 40 in turn connected to an upper end of an arm 41.
  • the :arm 41 includes a bore 42 which permits the lever 41 to be rotatably positioned relative to the shaft 33.
  • the arm 4] is provided with a lower handle 43 so that it may manually be swung into several positions relative to the shaft 33.
  • a latch lever 44 is pivotally connected as indicated at 45 to the handle 43 and includes a latch plunger 46 which is alternately movable into stop openings 47 and 48 provided in the plate 31, depending on the position desired of the arm 41.
  • the plunger latch 46 includes a piston element 49 which holds a spring 50 captive urging the plunger latch 46 into the closed position, as shown in FIG. 3.
  • a bracket 51 retains the spring captive against a portion of the handle 43.
  • a shaft 52 is connected for rotation to the driven gear 38 and is journaled on bearings 53 and 54, respectively, of the plates 31 and 31.
  • a sprocket 55 and gear 55' also are mounted for rotation with the shaft 52 and is adapted to drive a sprocket 56 by means of a chain 57.
  • the sprocket 56 isrigidly connected to a drum 58 so .as to rotate the same about a shaft 59 suitably carried on the sheathing 20'.
  • a cable 60 is wound about the drum 58 and extends around a pair of pulleys 61 and 62 and one end 63 of the cable 60 extends to the right, as shown in FIGS. 1 and 4, and is connected to an adjustable spring tension element 64 suitably supported on the top plate structure.
  • the left end 65 of the cable 60 extends to another adjustable spring tension element 64 disposed on an opposite side of the door.
  • the pulleys 61 and. 62 are suitably journaled on a bracket structure 61' connected
  • the actuating mechanism includes a cam 66 suitably supported as shown in FIGS. 2 and 3 on a shaft 67 supported by bearings 71 on plates 31 and 32.
  • the cam 66 is provided with an elongated recess or slot 68 and is pivoted as indicated at 69 to one end of the horizontal locking bolt 28.
  • the cam 66 is also pivoted as indiacted at 70 to the vertical locking bolt linkage 27.
  • a second cam 72 adjacent the cam 66 and disposed in the same plane as the said cam which is parallel to the plane of the sheathing 20' of the door, is provided with a recess or slot 73.
  • the cam 72 is supported for rotation with a shaft 74 journaled in bearings 75 on the plates 31 and 32.
  • a cam actuator designated at 76 is supported on and rotated by a shaft 77.
  • the said cam actuator includes a camming element 78 movable sequentially into the slots 68 and 73 of the cams 66 and 72, respectively.
  • the shaft 77 is suitably'supported by bearings 78 provided on plates 31 and 32.
  • the cam 72 also is provided with a pivot connection 79 to a horizontally extending linkage assembly 80 which is pivotally connected as indicated at 82 to a bracket or clevis 81 which in turn is secured to the rod or pipe 26.
  • the camming arrangements forming part of the actuating mechanism 30 are fully described in the above cross-referenced patent.
  • the cams are of a Geneva type of movement in that they operate sequentially, being engaged in sequence by the camming element 78.
  • the operator now initially seeks to withdraw the locking bolts 27 and 28. He thereby rotates the handwheel 36 providing for rotation of the shaft 33 operating the gears 37 to move in a clockwise direction.
  • the idler gear 39 is in the position shown in FIG.
  • the operator disengages the latch plunger from the bore or opening 48 in the sheathing by pressing the latch lever 44 toward the said sheathing and the lever is now swung to the dotted line position 41 wherein the latch plunger 46 is engaged with the opening 47 and locked in the dotted line position shown in FIG. 2.
  • the idler gear 39 has now been moved out of engagement with respect to the driven gear 38 and is now in driving engagement with the gear as indicated in FIGS. 2 and 4 55'.
  • Continued rotation of the handwheel and shaft 33 provides for rotation of the gear 55 in turn rotating the sprocket 55 which by means of the chain 57 rotates the drum 58.
  • a vehicle door movable laterally into and out of the opening of a door frame and slidable between a position over the opening and one side of said opening, a rod rotatably connected to said door, crank arms on said rod rotatably connected to said door frame to provide for lateral movement of said door, locking bolt means slidably connected to said door and movable into and out of locking relation relative to said door frame, the improvement comprising,
  • first linkage means connected to said actuating means and said rod for rotating the same in response to movement of said actuating means
  • a mechanism for moving said door to one side of said opening including a tension member anchored on said frame adjacent said opening,
  • a rotatable member on said door connected to said tension member whereupon rotation of said rotatable member said door is moved between a position over the opening and a position on one side of the opening,
  • said actuating means including a first driven member
  • each of said driven members being laterally spaced apart in a vertical plane and arranged substantially parallel to the plane of said door,
  • a gear-type power transfer means engaging said drive member and arranged to be shifted relative to said drive member into selective engagement with either one of said laterally spaced apart first and second driven members so as to effect rotatable driving of either one of the engaged driven members upon rotation of said shaft and drive member.
  • said drive and driven members comprising a series of gears.
  • said actuating means also including a second cam rotatably supported on said door and connected to said second linkage means, and
  • camming means connected to said shaft and being sequentially movable into engagement with said first and second cams for effecting actuation at said first and second linkage means.
  • said power transfer means including an idler gear.

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Power-Operated Mechanisms For Wings (AREA)
US389932A 1973-08-20 1973-08-20 Railway car door control mechanism Expired - Lifetime US3913268A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
US389932A US3913268A (en) 1973-08-20 1973-08-20 Railway car door control mechanism

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US389932A US3913268A (en) 1973-08-20 1973-08-20 Railway car door control mechanism

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USB389932I5 USB389932I5 (de) 1975-01-28
US3913268A true US3913268A (en) 1975-10-21

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Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4095371A (en) * 1977-08-17 1978-06-20 Pullman Incorporated Operating mechanism for box car sliding doors
US4211039A (en) * 1978-05-17 1980-07-08 Kongo Co., Ltd. Door assembly
US4381794A (en) * 1980-10-23 1983-05-03 Industrial Metal Fabricators Co. Industrial washer structure
US20050044794A1 (en) * 2003-08-25 2005-03-03 Olaf Kriese Guide assembly for sliding doors or pivotable sliding doors of vehicles and sliding door or pivotable sliding door
US9422747B2 (en) * 2012-08-20 2016-08-23 Slider Next Vision Ltd. Motorized closure assembly

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1803725A (en) * 1928-08-18 1931-05-05 Ottinger Leon Operating means for automobile door latches and window regulators
US2843375A (en) * 1955-11-16 1958-07-15 Richards Wilcox Mfg Co Combined sliding and side sealing door
US3750335A (en) * 1972-05-05 1973-08-07 Pullman Inc Operating mechanism for plug type door

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1803725A (en) * 1928-08-18 1931-05-05 Ottinger Leon Operating means for automobile door latches and window regulators
US2843375A (en) * 1955-11-16 1958-07-15 Richards Wilcox Mfg Co Combined sliding and side sealing door
US3750335A (en) * 1972-05-05 1973-08-07 Pullman Inc Operating mechanism for plug type door

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4095371A (en) * 1977-08-17 1978-06-20 Pullman Incorporated Operating mechanism for box car sliding doors
US4211039A (en) * 1978-05-17 1980-07-08 Kongo Co., Ltd. Door assembly
US4381794A (en) * 1980-10-23 1983-05-03 Industrial Metal Fabricators Co. Industrial washer structure
US20050044794A1 (en) * 2003-08-25 2005-03-03 Olaf Kriese Guide assembly for sliding doors or pivotable sliding doors of vehicles and sliding door or pivotable sliding door
US7337581B2 (en) * 2003-08-25 2008-03-04 Brose Fahrzeugteile Gmbh & Co. Kg, Coburg Guide assembly for sliding doors or pivotable sliding doors of vehicles and sliding door or pivotable sliding door
US9422747B2 (en) * 2012-08-20 2016-08-23 Slider Next Vision Ltd. Motorized closure assembly

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Publication number Publication date
USB389932I5 (de) 1975-01-28

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Date Code Title Description
AS Assignment

Owner name: PULLMAN STANDARD INC., 200 S. MICHIGAN AVE., CHICA

Free format text: ASSIGNMENT OF ASSIGNORS INTEREST.;ASSIGNOR:M.W. KELLOGG COMPANY, THE;REEL/FRAME:004370/0168

Effective date: 19840224