IPC분류정보
국가/구분 |
United States(US) Patent
등록
|
국제특허분류(IPC7판) |
|
출원번호 |
US-0199022
(2002-07-22)
|
우선권정보 |
JP-0222131 (2001-07-23) |
발명자
/ 주소 |
|
출원인 / 주소 |
|
대리인 / 주소 |
|
인용정보 |
피인용 횟수 :
14 인용 특허 :
6 |
초록
▼
An elastic-bodied crawler, in which damages, such as local wear, coming-off of driven projections and the like in use, are prevented from being brought about, and frictional resistance is decreased at engaging portions to provide for durability, comprises a body with a reinforcement layer of reinfor
An elastic-bodied crawler, in which damages, such as local wear, coming-off of driven projections and the like in use, are prevented from being brought about, and frictional resistance is decreased at engaging portions to provide for durability, comprises a body with a reinforcement layer of reinforcement cables embedded therein circumferentially, driven projections provided in a predetermined pitch on an inner peripheral surface of the body, lug portions formed on an outer surface of the body, and reinforcement members (driven projection reinforcement cables) embedded to bridge the driven projections and the body.
대표청구항
▼
1. An endless elastic-bodied crawler belt comprising:a body with reinforcement cables embedded therein and extending in a circumferential direction of the belt, a plurality of driven projections arranged in the circumferential direction of the belt and provided on an inner surface of the body the dr
1. An endless elastic-bodied crawler belt comprising:a body with reinforcement cables embedded therein and extending in a circumferential direction of the belt, a plurality of driven projections arranged in the circumferential direction of the belt and provided on an inner surface of the body the driven projections respectively having a front and back crossing the circumferential direction of the belt, a top joining upper ends of the front and back, and sides parallel to the circumferential direction of the belt, lug portions provided on an outer surface of the body, and projection reinforcement members respectively embedded in the driven projections and the body and extending beyond the sides of the driven projections, the projection reinforcement members respectively arranged adjacent the sides of the driven projections and extending across a depth of the driven projections in the circumferential direction of the belt in an amount at least equal to a depth of the top of the driven projections. 2. The elastic-bodied crawler belt according to claim 1, wherein the projection reinforcement members respectively extend from within the lugs to beyond the reinforcement cables in the body, and then along a surface of the reinforcement cables of the body.3. The elastic-bodied crawler belt according to claim 2, wherein the body and the sides of the driven projections define a plurality of corners, and the projection reinforcement members are adjacent the corners.4. The elastic-bodied crawler belt according to claim 3, wherein the projection reinforcement members are formed from canvas or cables.5. The elastic-bodied crawler belt according to claim 1, wherein the projection reinforcement members including first legs and second legs joined together, the first legs being respectively arranged parallel to side surfaces of the driven projections relative to the circumferential direction of the belt, the first legs extending across the reinforcement cables, and the second legs being respectively arranged parallel to the inner surface of the body and below the reinforcement cables relative to the inner surface of the body.6. The elastic-bodied crawler belt according to claim 5, wherein the root reinforcement members are made from canvas.7. The elastic-bodied crawler belt according to claim 5, wherein the projection reinforcement members respectively have five sides, three sides of the five sides are parallel to corresponding a top surface and the side surfaces of the driven projections, and two sides of the five sides are parallel to the inner surface of the body.8. An endless elastic-bodied crawler belt comprising a body with reinforcement cables embedded therein and extending in a circumferential direction of the belt, a plurality of driven projections arranged in the circumferential direction of the belt and provided on an inner surface of the body, lug portions provided on an outer surface of the body, the body and the driven projections defining a plurality of corners in front of and behind the driven projections relative to the circumferential direction of the belt that sequentially engage teeth of a sprocket, and root reinforcement members embedded in the driven projections and the body in areas adjacent the corners and extending between the driven projections and the body.9. The elastic-bodied crawler belt according to claim 8, wherein the root reinforcement members respectively follow a contour of the corners.10. The elastic-bodied crawler belt according to claim 9, wherein the root reinforcement members are formed from canvas or cables.11. An endless elastic-bodied crawler belt comprising a body with reinforcement cables embedded therein and extending in a circumferential direction of the belt, driven projections provided on an inner surface of the body, lug portions provided on an outer surface of the body, and projection reinforcement members embedded in the driven projections and the body, the projection reinforcement members including first legs and second legs joined together, the first legs being respectively arranged parallel to side surfaces of the driven projections relative to the circumferential direction of the belt, the first legs extending across the reinforcement cables, and the second legs being respectively arranged parallel to the inner surface of the body and below the reinforcement cables relative to the inner surface of the body.12. The elastic-bodied crawler belt according to claim 11, wherein the projection reinforcement members respectively have five sides, three sides of the five sides are parallel to a corresponding top surface and the side surfaces of the driven projections, and two sides of the five sides are parallel to the inner surface of the body.13. An endless elastic-bodied crawler belt comprising:a body with reinforcement cables embedded therein and extending in a circumferential direction of the belt, a plurality of driven projections arranged in the circumferential direction of the belt and provided on an inner surface of the body, the driven projections respectively having left and right sides parallel to the circumferential direction of the belt, lug portions provided on an outer surface of the body, and projection reinforcement members respectively embedded in the driven projections and the body and extending beyond the sides of the driven projections, the projection reinforcement members respectively arranged adjacent and following a contour of the left and right sides of the driven projections. 14. The elastic-bodied crawler belt according to claim 13, wherein the projection-reinforcement members respectively extend from within the lugs to beyond the reinforcement cables in the body, and then along a surface of the reinforcement cables of the body.15. The elastic-bodied crawler belt according to claim 14, wherein the body and the sides of the driven projections define a plurality of corners, and the projection reinforcement members are adjacent the corners.16. The elastic-bodied crawler belt according to claim 15, wherein the projection reinforcement members are formed from canvas or cables.17. The elastic-bodied crawler belt according to claim 13, wherein the projection reinforcement members including first legs and second legs joined together, the first legs being respectively arranged parallel to side surfaces of the driven projections relative to the circumferential direction of the belt, the first legs extending across the reinforcement cables, and the second legs being respectively arranged parallel to the inner surface of the body and below the reinforcement cables relative to the inner surface of the body.18. The elastic-bodied crawler belt according to claim 13, wherein the root reinforcement members are made from canvas and the projection reinforcement members are made from cables.
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