|국가/구분||United States(US) Patent 등록|
|미국특허분류(USC)||29/726 ; 29/252 ; 29/265 ; 29/282|
|발명자 / 주소|
|출원인 / 주소|
|인용정보||피인용 횟수 : 6 인용 특허 : 9|
A tube extracting apparatus is provided for extracting tubes from structures, such as condensers, evaporators, and the like. The apparatus is compact and relatively lightweight and thus easy to maneuver in confined spaces to extract a tube. The apparatus generally comprises a housing assembly housing a reciprocative pull shaft to which is connected a gripping assembly for gripping the tube. A retention assembly is provided for momentarily retaining a portion of the gripping assembly in place during the initial reciprocative movement to ensure the grippin...
A tube extracting apparatus, comprising: a pull shaft having opposite end portions and being reciprocative between an extended position and a retracted position, a compression member being connected to one of said end portions of said pull shaft for reciprocative movement therewith between said extended and said retracted positions, and a collet member being disposed with said compression member for reciprocative movement therewith between said extended and said retracted positions, and having an engageable gripping means for gripping radially inwardly w...