US2434943A - Resilient end buffer for railway cars and locomotives - Google Patents

Resilient end buffer for railway cars and locomotives Download PDF

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Publication number
US2434943A
US2434943A US562655A US56265544A US2434943A US 2434943 A US2434943 A US 2434943A US 562655 A US562655 A US 562655A US 56265544 A US56265544 A US 56265544A US 2434943 A US2434943 A US 2434943A
Authority
US
United States
Prior art keywords
housing
plunger
key member
portions
outer cylinder
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
US562655A
Other languages
English (en)
Inventor
John W Marsh
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.)
FLORENCE E MARSH
MARIANNE MARSH
MARY MARSH
Original Assignee
FLORENCE E MARSH
MARIANNE MARSH
MARY MARSH
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 FLORENCE E MARSH, MARIANNE MARSH, MARY MARSH filed Critical FLORENCE E MARSH
Priority to US562655A priority Critical patent/US2434943A/en
Priority to US565122A priority patent/US2434944A/en
Priority to GB29211/45A priority patent/GB601638A/en
Priority to FR920749D priority patent/FR920749A/fr
Priority to BE462805D priority patent/BE462805A/xx
Application granted granted Critical
Publication of US2434943A publication Critical patent/US2434943A/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B61—RAILWAYS
    • B61G—COUPLINGS; DRAUGHT AND BUFFING APPLIANCES
    • B61G11/00—Buffers
    • B61G11/02—Buffers with metal springs
    • B61G11/04—Buffers with metal springs with helical springs

Definitions

  • This invention relates toimprovementsln butt'-l ersf or railway cars and locomotives..
  • Fig. 2 ⁇ is a sectional view taken along the line 2 2 ofi-Figs', I' and'..
  • Fig. 3' is. a sectional view taken along; the line.
  • Fig. 4 is an end view of the louifer4 housing.
  • Fig; ' isa sider view ofthe buerloclt
  • Fig: 6 i's an endview'of the buffer lock.
  • Fig; 'T is a sectionalA view' of an alternate' buffer construction taken along-the line I--I of Fig; 2.
  • Fig; 8 isv a side vi'evr oi' the alternate buiierlock.
  • Fig. 9Y is a end view of theA alternatebuif'er' lock. Referring to the drawings it will be 'seen that there is providedl ya cylindrical hou-sing If on one end of which is formed* a flange portion 2v suitaille for attachment,V to the frame of a railway vehicle; The hanged end or the housing. is closed by' a; plate having; an undulateol ⁇ surface I# (Fig. 3)' towards the interior of the housing, the purpose of which will be' explained hereafter.
  • the open end of the housing has inwardly projecting lipsl 4, 5.
  • Si, T formed thereon spaced; uniformly around the inner peripheryl of the ⁇ housing and extending over less than half off vsaid inner periphery 'leaving spaces 8.5,. 9,. Ill- H', therebfa. i'i'iivieemv
  • the .buffer plunger' is'- provided at 'its outer end wl'th'ar buili'ng head I2 attached toa cylin-v drical portion I3, adapted to oscillatewithin the innen penpheries of lips Il, 5,. 6:, 1... zeniof.
  • cylindrical portion ISL is provided with outwardlygflairing sectors- I:4- I'5 I-g. I1., spaced uniformly-y around. the: periphery and adapted :to osoillatef the cylindrical housing. I., and. to pass through the spaces 8, 9, I0, I I.
  • the buiei: lock I8, shown. in more detail in Eiga .5V andi 6,. isl provided. with a, base Il. having antinner surface v2li suitablevfor engaging a spring;
  • the lock. is provided with means cooperating with. means on the plunger tu hold theil'ook and plunger against relative-,rotational movement.
  • means on the plunger tu hold theil'ook and plunger against relative-,rotational movement.
  • construe tion illustrated. such. means take.- thef. form of axial. keys 22,. 23- on. the. lock: which. are engageabflerwitnlportionse 'of projections I4, I5, I6'- and IlI on thev plunger.
  • the plunger is free' tomovie axially relativa to: the lock while the: keys remain in engagement with theportions of thev projectionsreferredt
  • The: spring.' 2t.K is positioned withiny cylindrical portion 153;. iny :amianneril as tol continual-ly contact -biiier head. t2 andi surfacel 20 of the.l buffer lock.
  • Il3 and-.1ock L8- is rotated to. permit the outwardly haring. sectors III,4 I5,. I6 9.1,. to correspond with spaces 9, 8 H III, the elevated portions 29, 3.0, 3 1,A 32,A onlsurface. 3 will. abut ⁇ the elevated porgtions 36;. 33,. 34, 35,. ot surface. 2 I..v This, rotation will move: lock. I.8 ⁇ axially relative to the housing I- and. compress spring 2l...
  • buffer lock 43 is inserted in housing I, keys 4I, 42, passing through spaces 9, I I, then rotated within housing I until the elevated portions 49, 50,'5I,1'52, abut elevated portions 30, 3l, 32, 29, on surface 3 1 (Fig. 3).
  • a buffer comprising an outer cylinder having one end substantially closed and'havin'g inwardly projecting shoulders at the opposite end,'said closed end having an undulated surface facing the interior of the cylinder, an inner cylinder slidably disposed in said outer cylinder and adapted to project therefrom, said inner cylinder having a buiing head on its exposed end and radially projecting portions adjacent its end within the outer cylinder, said portions being substantially coextensive with the shoulders aforesaid and spaced at intervals permitting the passage of the latter therebetween, a key member positioned Within said outer cylinder, comprising an elongated portion adapted to engage said radially projecting portions and a plate portion having an undulated surface adapted to cooperate crest to valley with said undulated surface on Vthe end of vsaid outer cylinder, when aforesaid radially projecting portions are substantially coextensive with said shoulders, and a resiliently compressible member positioned within the inner cylinder and abutting the plate
  • a buffer comprising an outer cylinder having one end substantially closed and having inwardly projecting shoulders at the opposite end, the
  • said outer cylinder having an undulatedV surface facing the interiorof thecylinder, an inner cylinder slidably disposed in said outer vcylinder and adaptedto project therefrom,'said positioned within said outer cylinder comprising a plurality of elongated portions adapted to engage said radially projecting portions on the inner cylinder, and a plate portion having an undulated surface adapted to cooperate crest to valley with said undulated surface on the interior of the 'closed'end of thepouter cylinder, when said radially projecting portions are substantially coextensive with the shoulders on the outer cylinder, and a resiliently compressible member positioned within the inner cylinder and abutting the plate portion of the key member and the bumng head on the inner cylinder.
  • a buier comprising an outer cylinder having oneend substantially closed and having inwardly projecting shoulders at the open end, the outer cylinder havingr an undulated surface on its closed end facing the interior of the cylinder, an inner cylinder slidably disposed in said outer cylinder andv adapted to project therefrom, the inner cylinder having a bufiing head on its exposed end and radially projecting portions adjacent its end within the outer cylinder, said portions being substantially coextensive with the shoulders on the outer cylinder and spaced at intervals permitting the passage of the latter therebetween, a key member positioned Within said outer cylinder, comprising an elongated portion adapted to engage radially projecting portions on the inner cylinder, and a plate portion having undulated surface adapted to cooperate, crestto valley, with the undulated surface formed on interior of the closed end of the outer cylinder, when the radially projecting portions on the inner cylinder are in alignment with the shoulders on the outer cylinder and to abut, crest to crest, with the undulated
  • a buier comprising a housing'havingone end substantially closed and provided at its open end with circumferentially spaced inward projections, a hollow plunger mounted in the housing forsliding movement Within the projections ⁇
  • a buffer comprising a lhousing having Aone iend substantially closed' and provided at its open end with.
  • a hollow plunger mounted in the housing for sliding movement Within the projections and having a portion extending out of the housing, the exposed end of the plunger being closed, the portion of the plunger within the housing having circumferentiallyspaced outward projections behind and aligned with the projections on the housing, the projections on the plunger being adapted, upon relative rotation of the housing and plunger, to be passed between the projections on the housing, a key member within the housing having an end portion seated against the closed end of the housing, the key member and plunger having interengaging means preventing relative angular movement of the key member and plunger while permitting their relative axial movement, interengaging means on the key member and on the housing adjacent its closed end operable to resist relative rotation of the key member and housing, and spring means Within the housing and plunger corri-ined between the closed outer end of the plunger and the end portion of the key member, said spring means acting to hold the interengaging means on the key member and housing in operative relation

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Transmission Systems Not Characterized By The Medium Used For Transmission (AREA)
  • Footwear And Its Accessory, Manufacturing Method And Apparatuses (AREA)
US562655A 1944-11-09 1944-11-09 Resilient end buffer for railway cars and locomotives Expired - Lifetime US2434943A (en)

Priority Applications (5)

Application Number Priority Date Filing Date Title
US562655A US2434943A (en) 1944-11-09 1944-11-09 Resilient end buffer for railway cars and locomotives
US565122A US2434944A (en) 1944-11-09 1944-11-25 Buffer for railway cars
GB29211/45A GB601638A (en) 1944-11-09 1945-11-02 Improvements in buffers for railway cars
FR920749D FR920749A (fr) 1944-11-09 1946-01-28 Tampons pour wagons
BE462805D BE462805A (xx) 1944-11-09 1946-02-01

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US562655A US2434943A (en) 1944-11-09 1944-11-09 Resilient end buffer for railway cars and locomotives

Publications (1)

Publication Number Publication Date
US2434943A true US2434943A (en) 1948-01-27

Family

ID=24247189

Family Applications (1)

Application Number Title Priority Date Filing Date
US562655A Expired - Lifetime US2434943A (en) 1944-11-09 1944-11-09 Resilient end buffer for railway cars and locomotives

Country Status (4)

Country Link
US (1) US2434943A (xx)
BE (1) BE462805A (xx)
FR (1) FR920749A (xx)
GB (1) GB601638A (xx)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2540630A (en) * 1947-10-11 1951-02-06 Waugh Equipment Co Buffer
US2793765A (en) * 1954-06-11 1957-05-28 Miner Inc W H Draft gears

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2619469C2 (de) * 1976-05-03 1982-05-19 Ringfeder Gmbh, 4150 Krefeld Hülsenpuffer zur federnden Aufnahme von Stoßkräften, insbesondere für Schienenfahrzeuge
CH678711A5 (xx) * 1989-03-23 1991-10-31 Fischer Ag Georg

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
None *

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2540630A (en) * 1947-10-11 1951-02-06 Waugh Equipment Co Buffer
US2793765A (en) * 1954-06-11 1957-05-28 Miner Inc W H Draft gears

Also Published As

Publication number Publication date
GB601638A (en) 1948-05-10
BE462805A (xx) 1946-03-30
FR920749A (fr) 1947-04-16

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