IPC분류정보
국가/구분 |
United States(US) Patent
등록
|
국제특허분류(IPC7판) |
|
출원번호 |
US-0881170
(2001-06-12)
|
발명자
/ 주소 |
|
인용정보 |
피인용 횟수 :
5 인용 특허 :
7 |
초록
▼
A tricycle stroller frame has a shaft pipe and a base frame. The base frame has two connectors to receive the shaft pipe, two tubes connected to the connectors, a movable seat, a positioning seat, and an H-shaped frame. Each tube has a front threaded aperture. The movable seat has two male blocks, t
A tricycle stroller frame has a shaft pipe and a base frame. The base frame has two connectors to receive the shaft pipe, two tubes connected to the connectors, a movable seat, a positioning seat, and an H-shaped frame. Each tube has a front threaded aperture. The movable seat has two male blocks, two first through apertures to receive the tubes, two second through apertures to receive the H-shape frame, and two round threaded holes. The positioning seat has two female blocks to match the male blocks, two first through holes to receive the tubes, two second through holes to receive the H-shape frame, and two circular threaded holes.
대표청구항
▼
1. A tricycle stroller frame comprising: a shaft pipe and a base frame, the base frame having two connectors to receive the shaft pipe, two tubes connected to the connectors, a movable seat, a positioning seat, and an H-shaped frame, each of the tubes having a front threaded aperture, the mova
1. A tricycle stroller frame comprising: a shaft pipe and a base frame, the base frame having two connectors to receive the shaft pipe, two tubes connected to the connectors, a movable seat, a positioning seat, and an H-shaped frame, each of the tubes having a front threaded aperture, the movable seat having two male blocks, two first through apertures to receive the tubes, two second through apertures to receive the H-shaped frame, and two round threaded holes, the positioning seat having two female blocks to match the male blocks, two first through holes to receive the tubes, two second through holes to receive the H-shaped frame, and two circular threaded holes, the H-shaped frame having two front end forks and two rear threaded apertures, two bolts fastening the positioning seat and the tubes together through the circular threaded holes of the positioning seat and the front threaded apertures of the tubes, and two screws fastening the movable seat and the H-shaped frame together through the round threaded holes of the movable seat and the rear threaded apertures of the H-shaped frame.
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