IPC분류정보
국가/구분 |
United States(US) Patent
등록
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국제특허분류(IPC7판) |
|
출원번호 |
US-0950714
(1997-10-15)
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발명자
/ 주소 |
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인용정보 |
피인용 횟수 :
13 인용 특허 :
4 |
초록
▼
An extensible handle device has a wheel support seat, a positioning seat, two outer pipes inserted in the wheel support seat and the positioning seat, two inner pipes inserted in the outer pipes, two base seats inserted in the inner pipes, two U-shaped slide seats inserted in the base seats, two dri
An extensible handle device has a wheel support seat, a positioning seat, two outer pipes inserted in the wheel support seat and the positioning seat, two inner pipes inserted in the outer pipes, two base seats inserted in the inner pipes, two U-shaped slide seats inserted in the base seats, two drive blocks disposed on the base seats, a grip, a press button disposed in the grip, two hollow arm bars connected to the press button, a protruded bar disposed on a bottom of the press button, and two rods inserted in the hollow arm bars and the drive blocks. A coiled spring surrounds the drive block. The protruded bar is surrounded by a compression spring.
대표청구항
▼
[ I claim:] [1.] An extensible handle device comprises:a wheel support seat, two outer pipes, two inner pipes, two base seats, two U-shaped slide seats, two drive blocks, two rods, a press button, a grip, and a positioning seat,the wheel support seat having two hollow sleeves,each of the outer pipes
[ I claim:] [1.] An extensible handle device comprises:a wheel support seat, two outer pipes, two inner pipes, two base seats, two U-shaped slide seats, two drive blocks, two rods, a press button, a grip, and a positioning seat,the wheel support seat having two hollow sleeves,each of the outer pipes having a plurality of positioning holes,each of the hollow sleeves of said support seat receiving the respective outer pipe,the positioning seat having two square holes and two enlarged holes,each of the square holes communicating with the respective enlarged hole,each of the inner pipes having a through hole,the grip having an upper slot and two bottom round holes,two hollow arm bars connected to the press button,a protruded bar disposed on a bottom of the press button,each of the base seats having a base plate, a main body, a hollow interior formed in the main body, two upper lobes disposed on the main body, a channel defined between the upper lobes, the channel communicating with the hollow interior, and a circular hole formed in the main body,each of the U-shaped slide seats having a cylinder column and two laterally inclined grooves,each of the drive blocks having a middle plate, a hollow pillar disposed on the middle plate, a post disposed on a bottom of the middle plate, and a crossbar disposed on the post,each of the rods inserted one end thereof in the respective hollow arm bar and the other end in the respective hollow pillar,each of the inner pipes inserted in the respective outer pipe,each of the base seats inserted in the respective inner pipe,each of the slide seats inserted in the respective hollow interior,each of the posts of said drive blocks enclosed by a coiled spring,each of the crossbars of said drive blocks inserted in the respective laterally inclined groove,each of the enlarged holes of said positioning seat receiving the respective outer pipe,each of the bottom round holes of said positioning seat receiving the respective inner pipe,the arm bars disposed in the grip,the press button inserted in the slot of said grip,the protruded bar of said grip surrounded by a compression spring,each of the cylinder columns of said slide seats inserted through the respective circular hole and the respective through hole of said base seats and one of the positioning holes of said outer pipes.
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