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|국가/구분||United States(US) Patent 등록|
|국제특허분류(IPC7판)||A01B-033/00 B60B-015/00 B62D-055/07 B60S-001/62 B60C-011/00|
|미국특허분류(USC)||305/187; 305/019; 305/111; 152/2250R|
|발명자 / 주소|
|대리인 / 주소||
|인용정보||피인용 횟수 : 4 인용 특허 : 13|
Low ground pressure tire chains for skid-steer loaders and other construction machinery. A track (12) for parallel drive wheeled vehicles (10) having spaced apart pairs of wheels (14,16) assembled with a plurality of base units (24) pivotally interconnected in series by opposing links (26), each base unit comprising a pair of opposing side supports (32) with a wedge portion (36) extending towards the opposing side support to wedgingly receive a portion of a tire in a gap between the opposing side support's. A pair of spaced-apart transverse cross members...
1. A base unit in a circular track that is placed about wheels of a parallel wheeled vehicle for increasing traction of the vehicle comprising:two side members, each having a top edge and a bottom edge; at least one cross-member spanning between said side members near said bottom edges of said side members; at least one of said side members having a port substantially near said top edge; and, said at least one cross-member capable of receiving a detachable base pad whereby said port is capable of expelling any dirt that may accumulate between said wheels...