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|국가/구분||United States(US) Patent 등록|
|미국특허분류(USC)||172/191; 172/201; 172/605; 172/616; 172/684.5; 172/701; 172/735; 172/736; 172/742; 172/776|
|발명자 / 주소||
|대리인 / 주소||
|인용정보||피인용 횟수 : 3 인용 특허 : 12|
A novel and practical track-filling apparatus for smoothing rutted soil formed by the repeated passage of wheels. This apparatus includes a frame, a system for attaching the frame to a tractor, and a soil moving blade assembly mounted to the frame. This blade assembly has laterally disposed and spaced apart left and right blades. A system for adjusting the included blade angle between these blades is also provided. This system for adjusting includes a single blade adjusting hydraulic ram that is operatively connected to the blades via a novel yet simple ...
1. A track-filling apparatus connected to a tractor for smoothing rutted soil formed by the repeated passage of wheels, said apparatus comprising:a frame having a front and a rear, a system for attaching said front of the frame to the tractor, a soil moving blade assembly mounted to said frame, said assembly having laterally disposed left and right blades, said blades further having a spaced apart relationship forming an included blade angle there between, and a system for adjusting said included blade angle by changing said spaced relationship of the le...