IPC분류정보
국가/구분 |
United States(US) Patent
등록
|
국제특허분류(IPC7판) |
|
출원번호 |
US-0236947
(1981-02-23)
|
발명자
/ 주소 |
|
출원인 / 주소 |
|
대리인 / 주소 |
|
인용정보 |
피인용 횟수 :
2 인용 특허 :
2 |
초록
▼
A draft gear removal apparatus comprising a hydraulically actuated scissors type draft gear lifting apparatus having a plurality of wheels mounted outboard on the base thereof having portions thereof extending above the base and two of the wheels being steerable and having a hydraulically actuated d
A draft gear removal apparatus comprising a hydraulically actuated scissors type draft gear lifting apparatus having a plurality of wheels mounted outboard on the base thereof having portions thereof extending above the base and two of the wheels being steerable and having a hydraulically actuated draft gear compression device removably mounted on the table of the lifting apparatus having a movable plurality of hydraulically actuated cylinders thereon to selectively bear against the center sill of a railcar to assist in the removal of a compressed draft gear from the center sill.
대표청구항
▼
1. A draft gear removal apparatus for the removal of draft gear from the center sill of a railcar, wherein the draft gear removal apparatus comprises: lifting apparatus means comprising: rectangular frame means; wheel means secured to the rectangular frame means about the periphery thereof and
1. A draft gear removal apparatus for the removal of draft gear from the center sill of a railcar, wherein the draft gear removal apparatus comprises: lifting apparatus means comprising: rectangular frame means; wheel means secured to the rectangular frame means about the periphery thereof and having a portion thereof extending above the rectangular frame means; a plurality of first lower arm means, each having one end thereof movably secured to the rectangular frame means; a plurality of second lower arm means, each having one end thereof movably secured to the rectangular frame means and movably secured to one of the plurality of first lower arm means; a plurality of first upper arm means, each having one end thereof movably secured to the other end of one of the plurality of second lower arm means; a plurality of second upper arm means, each having one end thereof movably secured to the other end of one of the plurality of the first lower arm means; table means having frame means and top means having a plurality of apertures therein, each of the plurality of second upper arms means having the other end thereof movably secured to the frame means of the table means and each of the plurality of the first upper arm means having the other end thereof movably secured to the rectangular frame means of the table means; hydraulic cylinder means having one end thereof secured to the plurality of first lower arm means and the other end thereof secured to the plurality of first upper arm means; pump means mounted on the rectangular frame means for supplying fluid under pressure to the hydraulic cylinder means; motor means mounted on the rectangular frame means for driving the pump means; handle means movably secured to the rectangular frame means; flow control means to control the flow of fluid to the hydraulic cylinder means from the pump means; and over-center valve means disposed between the pump means and hydraulic cylinder means; and draft gear compression apparatus comprising: U-shaped frame means having a center portion, first arm portion connected to one end of the center portion, second arm portion connected to the other end of the center portion having aperture means therein and a plurality of feet means secured to the center portion, each having a pin means projecting therefrom which mates with an aperture of the plurality of apertures in the top of the table means; draft gear compression cylinder means detachably secured to the second arm portion of the U-shaped frame means; and hinged center sill press means movable on the center portion of the U-shaped frame means and having hydraulic cylinder means mounted thereon. 2. The apparatus of claim 1 wherein the lifting apparatus means further comprises: bracket means secured to the rectangular frame means; tongue means movably secured to the bracket means; clevis means secured to each wheel means on the rectangular frame means adjacent the tongue means; and linkage means having one end thereof connected to the tongue means and the other end thereof connected to the linkage means connected to the wheel means whereby the handle means movably secured to the rectangular frame means is secured thereto by the bracket means and tongue means. 3. The apparatus of claim 1 wherein the draft gear compression cylinder means further comprises: cylinder means having piston means extensible from one end thereof; mounting plate means secured to the other end of the cylinder means; L-shaped bracket means secured to the mounting plate means; and connector means connected to the other end of the cylinder means and extending into a portion of the recess means in the second arm portion of the U-shaped frame means. 4. The apparatus of claim 1 wherein the hinged center sill press means further comprises: first hinge plate means having hinge means on one end thereof, aperture means on the other end thereof, side plate means, reinforcing plate means secured to the side plate means and the first hinge plate means and cylinder means secured to the other end of the first hinge plate means having the piston thereof extensible through the aperture means on the other end of the first hinge plate means; second hinge plate means having hinge means on one end thereof, aperture means on the other end thereof, side plate means, reinforcing plate means secured to the side plate means and the second hinge plate means and cylinder means secured to the other end of the second hinge plate means having the piston thereof extensible through the aperture means on the other end of the second hinge plate means; pin means securing the hinge means of the first hinge plate means to the hinge means of the second hinge plate means; and fluid line means interconnecting the cylinder means of the first hinge plate means and the cylinder means of the second hinge plate means having connector means thereon. 5. The apparatus of claim 1 wherein the motor means comprises electrical motor means. 6. The apparatus of claim 1 wherein the motor means comprises pneumatic motor means. 7. The apparatus of claim 2 wherein the draft gear compression cylinder means further comprises: cylinder means having piston means extensible from one end thereof; mounting plate means secured to the other end of the cylinder means; L-shaped bracket means secured to the mounting plate means; and connector means connected to the other end of the cylinder means and extending into a portion of the recess means in the second arm portion of the U-shaped frame means. 8. The apparatus of claim 7 wherein the hinged center sill press means further comprises: first hinge plate means having hinge means on one end thereof, aperture means on the other end thereof, side plate means, reinforcing plate means secured to the side plate means and the first hinge plate means and cylinder means secured to the other end of the first hinge plate means having the piston thereof extensible through the aperture means on the other end of the first hinge plate means; second hinge plate means having hinge means on one end thereof, aperture means on the other end thereof, side plate means, reinforcing plate means secured to the side plate means and the second hinge plate means and cylinder means secured to the other end of the second hinge plate means having the piston thereof extensible through the aperture means on the other end of the second hinge plate means; pin means securing the hinge means of the first hinge plate to the hinge means of the second hinge plate means; and fluid line means interconnecting the cylinder means of the first hinge plate means and the cylinder means of the second hinge plate means having connector means thereon. 9. The apparatus of claim 1 wherein the lifting apparatus further comprises: generally centrally located bracket means secured to the rectangular frame means; and pivot means pivotally secured to the generally centrally located bracket means having the wheel means located on one end of the rectangular frame means secured to one end thereof whereby the handle means is movably secured to the other end of the pivot means. 10. A draft gear removal apparatus for the removal of draft gear from the center sill of a railcar, wherein the draft gear removal apparatus comprises: lifting apparatus means comprising: rectangular frame means; wheel means secured to the rectangular frame means about the periphery thereof and having a portion thereof extending above the rectangular frame means; a plurality of first lower arm means, each having one end thereof removably secured to the rectangular frame means; a plurality of second lower arm means, each having one end thereof movably secured to the rectangular frame means and movably secured to one of the plurality of first lower arm means; a plurality of first upper arm means, each having one end thereof movably secured to the other end of one of the plurality of second lower arm means; a plurality of second upper arm means, each having one end thereof movably secured to the other end of one of the plurality of the first lower arm means; table means having frame means and top means having a plurality of apertures therein, each of the plurality of second upper arm means having the other end thereof movably secured to the frame means of the table means and each of the plurality of the first upper arm means having the other end thereof movably secured to the rectangular frame means of the table means; hydraulic cylinder means having one end thereof secured to the plurality of first lower arm means and the other end thereof secured to the plurality of first upper arm means; pump means mounted on the rectangular frame means for supplying fluid under pressure to the hydraulic cylinder means; motor means mounted on the rectangular frame means for driving the pump means; bracket means secured to the rectangular frame means; tongue means movably secured to the bracket means; handle means movably secured to the tongue means; flow control means to control the flow of fluid to the hydraulic cylinder means from the pump means; and over-center valve means disposed between the pump means and hydraulic cylinder means; and draft gear compression apparatus comprising; U-shaped frame means having a center portion, first arm portion connected to one end of the center portion, second arm portion connected to the other end of the center portion having aperture means therein and a plurality of feet means secured to the center portion, each having a pin means projecting therefrom which mates with an aperture of the plurality of apertures in the top of the table means; draft gear compression cylinder means detachably secured to the second arm portion of the U-shaped frame means, the draft gear compression cylinder means including: cylinder means having piston means extensible from one end thereof; mounting plate means secured to the other end of the cylinder means; L-shaped bracket means secured to the mounting plate means; and connector means connected to the other end of the cylinder means and extending into a portion of the recess means in the second arm portion of the U-shaped frame means; and hinged center sill press means movable on the center portion of the U-shaped frame means and having hydraulic cylinder means mounted thereon, the hinged center sill press means including: first hinge plate means having hinge means on one end thereof, aperture means on the other end thereof, side plate means, reinforcing plate means secured to the side plate means and the first hinge plate means and cylinder means secured to the other end of the first hinge plate means having the piston thereof extensible through the aperture means on the other end of the first hinge plate means; second hinge plate means having hinge means on one end thereof, aperture means on the other end thereof, side plate means, reinforcing plate means secured to the side plate means and the second hinge plate means and cylinder means secured to the other end of the second hinge plate means having the piston thereof extensible through the aperture means on the other end of the second hinge plate means; pin means securing the hinge means of the first hinge plate means to the hinge means of the second hinge plate means; and fluid line means interconnecting the cylinder means of the first hinge plate means and the cylinder means of the second hinge plate means having connector means thereon. 11. A draft gear removal apparatus for the removal of draft gear from the center sill of a railcar, wherein the draft gear removal apparatus comprises: lifting apparatus means comprising: rectangular frame means; wheel means secured to the rectangular frame means about the periphery thereof and having a portion thereof extending above the rectangular frame means; a plurality of first lower arm means, each having one end thereof removably secured to the rectangular frame means; a plurality of second lower arm means, each having one end thereof movably secured to the rectangular frame means and movably secured to one of the plurality of first lower arm means; a plurality of first upper arm means, each having one end thereof movably secured to the other end of one of the plurality of second lower arm means; a plurality of second upper arm means, each having one end thereof movably secured to the other end of one of the plurality of the first lower arm means; table means having frame means and top means having a plurality of apertures therein, each of the plurality of second upper arm means having the other end thereof movably secured to the frame means of the table means and each of the plurality of the first upper arm means having the other end thereof movably secured to the rectangular frame means of the table means; hydraulic cylinder means having one end thereof secured to the plurality of first lower arm means and the other end thereof secured to the plurality of first upper arm means; pump means mounted on the rectangular frame means for supplying fluid under pressure to the hydraulic cylinder means; motor means mounted on the rectangular frame means for driving the pump means; generally centrally located bracket means secured to the rectangular frame means; pivot means pivotally secured to the generally centrally located bracket means having the wheel means located on one end of the rectangular frame means secured to one end thereof; handle means movably secured to the other end of the pivot means; flow control means to control the flow of fluid to the hydraulic cylinder means from the pump means; and over-center valve means disposed between the pump means and hydraulic cylinder means; and draft gear compression apparatus comprising; U-shaped frame means having a center portion, first arm portion connected to one end of the center portion, second arm portion connected to the other end of the center portion having aperture means therein and a plurality of feet means secured to the center portion, each having a pin means projecting therefrom which mates with an aperture of the plurality of apertures in the top of the table means; draft gear compression cylinder means detachably secured to the second arm portion of the U-shaped frame means, the draft gear compression cylinder means including: cylinder means having piston means extensible from one end thereof; mounting plate means secured to the other end of the cylinder means; L-shaped bracket means secured to the mounting plate means; and connector means connected to the other end of the cylinder means and extending into a portion of the recess means in the second arm portion of the U-shaped frame means; and hinged center sill press means movable on the center portion of the U-shaped frame means and having hydraulic cylinder means mounted thereon, the hinged center sill press means including: first hinge plate means having hinge means on one end thereof, aperture means on the other end thereof, side plate means, reinforcing plate means secured to the side plate means and the first hinge plate means and cylinder means secured to the other end of the first hinge plate means having the piston thereof extensible through the aperture means on the other end of the first hinge plate means; second hinge plate means having hinge means on one end thereof, aperture means on the other end thereof, side plate means, reinforcing plate means secured to the side plate means and the second hinge plate means and cylinder means secured to the other end of the second hinge plate means having the piston thereof extensible through the aperture means on the other end of the second hinge plate means; pin means securing the hinge means of the first hinge plate means to the hinge means of the second hinge plate means; and fluid line means interconnecting the cylinder means of the first hinge plate means and the cylinder means of the second hinge plate means having connector means thereon.
※ AI-Helper는 부적절한 답변을 할 수 있습니다.