|국가/구분||United States(US) Patent 등록|
|미국특허분류(USC)||305/199; 305/117; 305/195; 474/156|
|발명자 / 주소|
|출원인 / 주소|
|대리인 / 주소||
|인용정보||피인용 횟수 : 8 인용 특허 : 3|
The cartridge assembly being lubricated and includes a bushing rotatably mounted on a pin with a passageway to receive lubrication oil in the pin. The end portion of the pin includes first and second collars having a groove to receive a sealing arrangement. The collars are press fitted onto the shaft.
1. A drive sprocket for a track type work machine, comprising:a hub; a support secured to said hub; and a cartridge assembly secured to said support, said cartridge assembly having (i) a bushing having a passageway defined therethrough, (ii) a pin having a longitudinal axis, said pin being located within said passageway so that a first end portion and a second end portion of said pin extend outwardly from said passageway of said bushing, (iii) a first collar having a first hole defined therein, said first collar being positioned relative to said pin so t...