USRE8153E - Improvement in car-couplings - Google Patents
Improvement in car-couplings Download PDFInfo
- Publication number
- USRE8153E USRE8153E US RE8153 E USRE8153 E US RE8153E
- Authority
- US
- United States
- Prior art keywords
- coupling
- nose
- head
- draw
- couplings
- Prior art date
Links
- 230000001808 coupling Effects 0.000 description 54
- 210000001331 Nose Anatomy 0.000 description 46
- 238000010168 coupling process Methods 0.000 description 38
- 238000005859 coupling reaction Methods 0.000 description 38
- 210000001699 lower leg Anatomy 0.000 description 28
- 239000000203 mixture Substances 0.000 description 12
- 238000010276 construction Methods 0.000 description 10
- 238000000926 separation method Methods 0.000 description 10
- 210000003128 Head Anatomy 0.000 description 6
- 241000388002 Agonus cataphractus Species 0.000 description 4
- 230000036633 rest Effects 0.000 description 4
- 235000009825 Annona senegalensis Nutrition 0.000 description 2
- 241000507564 Aplanes Species 0.000 description 2
- 235000007575 Calluna vulgaris Nutrition 0.000 description 2
- UHDGCWIWMRVCDJ-CCXZUQQUSA-N Cytosar Chemical compound O=C1N=C(N)C=CN1[C@H]1[C@@H](O)[C@H](O)[C@@H](CO)O1 UHDGCWIWMRVCDJ-CCXZUQQUSA-N 0.000 description 2
- 210000000887 Face Anatomy 0.000 description 2
- VKYKSIONXSXAKP-UHFFFAOYSA-N Hexamethylenetetramine Chemical compound C1N(C2)CN3CN1CN2C3 VKYKSIONXSXAKP-UHFFFAOYSA-N 0.000 description 2
- 241000353097 Molva molva Species 0.000 description 2
- 241000143392 Oar Species 0.000 description 2
- IZUPBVBPLAPZRR-UHFFFAOYSA-N Pentachlorophenol Chemical compound OC1=C(Cl)C(Cl)=C(Cl)C(Cl)=C1Cl IZUPBVBPLAPZRR-UHFFFAOYSA-N 0.000 description 2
- 150000001450 anions Chemical class 0.000 description 2
- 238000009835 boiling Methods 0.000 description 2
- 230000001721 combination Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 150000002500 ions Chemical class 0.000 description 2
- 239000002965 rope Substances 0.000 description 2
- 241000894007 species Species 0.000 description 2
Images
Definitions
- Figure 1 represents a perspective view of the draw-head proper;
- Fig. 2 a perspective view of the rotary hook and pivot-pin;
- Fig. 3' a sectional elevation of the lockinglever;
- Fig. 4 aplan view of a. single coupling complete;
- Fig. 5, a front yiew-of the same;
- Fig. 6, a plan view of two couplingsin position for coupling;
- Fig, '7 a plan view of two couplings united;
- Fig. 8, a plan view of the same. in the position assumed in turning curves;
- Fig. 9, a plan view of two couplings brought together without uniting;
- Fig. 10 a plan view of two couplings, each of which has its movable portion in its open position;
- Fig. 9 a plan view of two couplings, each of which has its movable portion in its open position;
- Fig. 10 a plan view of two couplings, each of which has
- a represents the draw-head-proper,' which may. be constructed generally in any suitable form. ever, with an extended portion, a, which projects forward from the front face of the main portion sufliciently far to form a suitable recess, n for receiving the proper parts of the fellow coupling.
- This extension which is rigidly united to the main portion, forms, in fact, a shank for supporting the'independent hooknose hereinafter described.
- a represents a recess 'centrall y located on a vertical line through the shank a, nearits front end,'which It is essentially provided, how
- tical openings extending through the ears of the shank a, which are adapted to receivethe a a represent verpivot-pin upon which thehub of the pivoted nose rotates.
- the draw-head is also provided, upon that side which is opposite to the extension a, with an extended portion, a, which projects for- .ward from the main portion of the draw-head beyond the transverse line :10, Fig. 7, reached by the extreme end of the opposite coupling, when thepa-rts are coupled andunder draftstrain, as shown, for the purpose of preventing absolutely, under any circumstances, the separation of the "coupled parts by lateral movement.
- This extension also, by means of its inclined face, serves as a guide to properly direct the parts as they come together.
- a Figs. 1, 5, and 11 represents ahorizontal recess formed .in the front end of the drawhead, which is adapted to receive the leverarm 7), Figs. 2 and 11, of the pivoted nose, as shown. extending about the front edges of thedrawhead upon its upper andlower faces, which is 0. represents a projecting Fib or flange.
- Fi'gs. 1 and 7 represent slotted open-- ings in the upper and lower faces of thedrawhead,--wliich are adapted to receive the lock ing-leveij hereinafter described.
- B represents whatma'y be termed-a hooknose,-consisting of avertical bar, b, nearly triangular in crosssectio'n, the inner -face b ofwhich is curved to correspond with the circular and of the draw-head shank a, against whichit bears, as shown in Fig. 4, the bear ing-face b of which is provided with proper curves -for permitting the parts to interlock when in their coupled p0si tion,'as shown in" Fig. 7, and the outer face b? of which is curved to furnish a proper inclinedbearing-snrface' to -fit properly the recess of the opposite coupling when the parts are in their coupled posipurposes hereinafter explained.
- ⁇ b,'-Fig. 2 represents theLhub of thehooknose, which is secured to the vertical center of the same,- upon its inner face, and is provided with a vertical opening, b, for the pivot-pin;
- the leveri-nto proper position to lock the lever of the entrance in proper y-position to beacied upon by the-entering portion,as shown.
- the-cars may be brought to 'gether in the same manner'as when other antomaticcouplihgs are employed-that is,with sufiicient forceto-canse the parts to engage 'with each other.
- the leverarm which extends across the entrance, will be struck by the entering; part of the fellow coupling; and be consequently swung around on its axis intothe horizontal recess of the draw-head; The rearward movement of thisarm continues until itsextreme rear end has passed beyond the locking-lever, as shown in Fig.
- A- segment-only ofthepi'nion is employed :0, one ofy-whieh is made longer thanztheother, 5 tov obtain, when locked, leverage and; holding power in resi'stih .tjhe -draftstrain.
- rack-bar also has onlytwo teeth, in at, and
- levera'r'nia has swung out of the line-of moveshank of which is formed by the draw-head By thetrotation .5 of the lever-arm the piv- 'th the teethof the pin.
- the movable. portion B has also been considered'as a pin-o ion-segment, the axis of whichis simply supported by the draw-head;
- the nose portion in this view of the case,is not a hook, but simply a pinion-tooth of modified form, the leverarm being another tooth of the same series.
- the movable portionBasawholethat is, as
- the guard-arm serves, by means of its in'- clined face, to guide the parts properly as they come together. If desired, both of the movable parts of the coupling may be opened to effect a coupling,
Family
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