IPC분류정보
국가/구분 |
United States(US) Patent
등록
|
국제특허분류(IPC7판) |
|
출원번호 |
US-0665640
(2008-06-20)
|
등록번호 |
US-8388072
(2013-03-05)
|
우선권정보 |
IT-MI2007A1249 (2007-06-21) |
국제출원번호 |
PCT/EP2008/057915
(2008-06-20)
|
§371/§102 date |
20100521
(20100521)
|
국제공개번호 |
WO2008/155425
(2008-12-24)
|
발명자
/ 주소 |
- Rainer, Hermann
- Kirchmair, Martin
|
출원인 / 주소 |
|
인용정보 |
피인용 횟수 :
1 인용 특허 :
21 |
초록
▼
A grouser for crawler vehicle tracks defined by a fastening member which extends in a first direction substantially crosswise to a second traveling direction of a track, is fixed to at least one supporting belt of the track, and has an inner cavity open laterally in the first direction. The grouser
A grouser for crawler vehicle tracks defined by a fastening member which extends in a first direction substantially crosswise to a second traveling direction of a track, is fixed to at least one supporting belt of the track, and has an inner cavity open laterally in the first direction. The grouser includes a toothed gripping member projecting from the fastening member to grip the terrain. The grouser also includes two plugs for closing the inner cavity laterally in the first direction.
대표청구항
▼
1. A crawler vehicle track grouser comprising: a fastening member fixed to at least one supporting belt of a track, said fastening member: (i) extending in a first direction substantially crosswise to a second traveling direction of the track, and(ii) having an inner cavity open laterally in said fi
1. A crawler vehicle track grouser comprising: a fastening member fixed to at least one supporting belt of a track, said fastening member: (i) extending in a first direction substantially crosswise to a second traveling direction of the track, and(ii) having an inner cavity open laterally in said first direction;a toothed gripping member configured to grip terrain, said toothed gripping member extending along at least part of the fastening member and projecting from the fastening member; andtwo plugs configured to close the inner cavity laterally in said first direction, wherein the two plugs and the inner cavity define a substantially closed chamber, and at least one of the plugs has: (i) a relief conduit configured to exhaust air from the chamber, and(ii) a cover which is movable by the air inside the chamber into an open position to open the relief conduit. 2. The crawler vehicle track grouser of claim 1, wherein the inner cavity has at least one runner extending in said first direction and each of said plugs include at least one engager configured to engage the at least one runner and slide along the at least one runner. 3. The crawler vehicle track grouser of claim 1, which includes at least one locking member configured to lock at least one of the plugs along the inner cavity in said first direction. 4. The crawler vehicle track grouser of claim 1, wherein the inner cavity includes: a central portion closed in a third direction which is substantially perpendicular to said first direction and said second direction; andtwo lateral portions open in the third direction, wherein each of said plugs is located between the central portion and a relative one of said lateral portions. 5. The crawler vehicle track grouser of claim 1, wherein the inner cavity has two lateral ends open in said first direction, and each of the plugs is located at a relative one of said lateral ends. 6. The crawler vehicle grouser of claim 1, wherein the track is a snow groomer track. 7. A crawler vehicle track comprising: at least one supporting belt looped about a plurality of pulleys; andat least one grouser including: a fastening member fixed to said at least one supporting belt, said fastening member: (i) extending in a first direction substantially crosswise to a second traveling direction, and(ii) having an inner cavity open laterally in said first direction;a toothed gripping member configured to grip terrain, said toothed gripping member extending along at least part of the fastening member and projecting from the fastening member; andtwo plugs configured to close the inner cavity laterally in said first direction, wherein the two plugs and the inner cavity of said at least one grouser define a substantially closed chamber, and at least one of the plugs has: (i) a relief conduit configured to exhaust air from the chamber, and(ii) a cover which is movable by the air inside the chamber into an open position to open the relief conduit. 8. The crawler vehicle track of claim 7, wherein said at least one supporting belt is at least one snow groomer supporting belt. 9. The crawler vehicle track of claim 7, wherein the inner cavity of said at least one grouser has at least one runner extending in said first direction and each of said plugs include at least one engager configured to engage the at least one runner and slide along the at least one runner. 10. The crawler vehicle track of claim 7, wherein said at least one grouser includes at least one locking member configured to lock at least one of the plugs along the inner cavity in said first direction. 11. The crawler vehicle track of claim 7, wherein the inner cavity of said at least one grouser includes: a central portion closed in a third direction which is substantially perpendicular to said first direction and said second direction; andtwo lateral portions open in the third direction, wherein each of said plugs is located between the central portion and a relative one of said lateral portions. 12. The crawler vehicle track of claim 7, wherein the inner cavity of said at least one grouser has two lateral ends open in said first direction, and each of the plugs is located at a relative one of said lateral ends. 13. A crawler vehicle track grouser comprising: a fastening member fixed to at least one supporting belt of a track, said fastening member: (i) extending in a first direction substantially crosswise to a second traveling direction of the track,(ii) having an inner cavity open laterally in said first direction, and(iii) including a plurality of holes, each of the holes configured to receive and house a respective bolt which is configured to fasten the fastening member to said at least one supporting belt;two plugs configured to close the inner cavity laterally in said first direction, each of the plugs including a flange which projects from said plug in said first direction to rest on a head of a respective one of the bolts; anda toothed gripping member configured to grip terrain, said toothed gripping member extending along at least part of the fastening member and projecting from the fastening member. 14. The crawler vehicle track grouser of claim 13, wherein the inner cavity has at least one runner extending in said first direction and each of said plugs include at least one engager configured to engage the at least one runner and slide along the at least one runner. 15. The crawler vehicle track grouser of claim 13, wherein each of said plugs includes a substantially parallelepiped-shaped first portion, and a substantially triangular second portion projecting from the first portion. 16. The crawler vehicle track grouser of claim 13, which includes at least one locking member configured to lock at least one of the plugs along the inner cavity in said first direction. 17. The crawler vehicle track grouser of claim 13, wherein the inner cavity includes: a central portion closed in a third direction which is substantially perpendicular to said first direction and said second direction; andtwo lateral portions open in the third direction, wherein each of said plugs is located between the central portion and a relative one of said lateral portions. 18. The crawler vehicle track grouser of claim 13, wherein the inner cavity has two lateral ends open in said first direction, and each of the plugs is located at a relative one of said lateral ends. 19. The crawler vehicle grouser of claim 13, wherein the track is a snow groomer track. 20. A crawler vehicle track comprising: at least one supporting belt looped about a plurality of pulleys; andat least one grouser including: a fastening member fixed to said at least one supporting belt, said fastening member: (i) extending in a first direction substantially crosswise to a second traveling direction,(ii) having an inner cavity open laterally in said first direction, and(iii) including a plurality of holes, each of the holes configured to receive and house a respective bolt which is configured to fasten the fastening member to said at least one supporting belt;two plugs configured to close the inner cavity laterally in said first direction, each of the plugs including a flange which projects from said plug in said first direction to rest on a head of a respective one of the bolts; anda toothed gripping member configured to grip terrain, said toothed gripping member extending along at least part of the fastening member and projecting from the fastening member. 21. The crawler vehicle track of claim 20, wherein said at least one supporting belt is at least one snow groomer supporting belt. 22. The crawler vehicle track of claim 20, wherein the inner cavity of said at least one grouser has at least one runner extending in said first direction and each of said plugs include at least one engager configured to engage the at least one runner and slide along the at least one runner. 23. The crawler vehicle track of claim 20, wherein each of said plugs of said at least one grouser includes a substantially parallelepiped-shaped first portion, and a substantially triangular second portion projecting from the first portion. 24. The crawler vehicle track of claim 20, wherein said at least one grouser includes at least one locking member configured to lock at least one of the plugs along the inner cavity in said first direction. 25. The crawler vehicle track of claim 20, wherein the inner cavity of said at least one grouser includes: a central portion closed in a third direction which is substantially perpendicular to said first direction and said second direction; andtwo lateral portions open in the third direction, wherein each of said plugs is located between the central portion and a relative one of said lateral portions. 26. The crawler vehicle track of claim 20, wherein the inner cavity of said at least one grouser has two lateral ends open in said first direction, and each of the plugs is located at a relative one of said lateral ends.
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