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 Title: |
US4863182:
Skate bike
[ Derwent Title ]
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| Country: |
US United States of America
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| Inventor: |
Chern, Jiuun F.; Feng-Yun City, Taichung Hsien, Taiwan
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| Assignee: |
None
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| Published / Filed: |
1989-09-05
/ 1988-07-14
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| Application Number: |
US1988000218914
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| IPC Code: |
Advanced:
A63C 17/00;
B62K 1/00;
B62K 5/04;
IPC-7:
B62K 5/04;
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| ECLA Code: |
A63C17/01; A63C17/00J; A63C17/01H; A63C17/26H; A63C17/28; B62K1/00; B62K5/05;
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| U.S. Class: |
Current:
280/266;
280/282;
Original:
280/266;
280/282;
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| Field of Search: |
280/7.1,7.11,87.04 R,87.04 A,87.01,87.02 R,11.28,266,282,291,205,11.1 BT
D21/071,86,81,227
D12/107
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| Priority Number: |
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| Abstract: |
A skate bike including a frame; a spring seat saddle connected to an upper part of the frame; a wheel having a central axle connected to a lower part of the frame; a pair of pedals provided on either side of the wheel; a pair of supporting shafts pivotally provided on the frame at suitable position to define a support for feet of a passenger; and an auxiliary wheel set provided on the frame at a suitable position. The skate bike is effective as an unicycle and also effective as an ice scooter or a grass scooter when used in conjunction with a pair of ski poles.
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| Attorney, Agent or Firm: |
Bacon & Thomas ;
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| Primary / Asst. Examiners: |
Marmor, Charles A.; Camby, Richard
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| Maintenance Status: |
E1 Expired Check current status
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| INPADOC Legal Status: |
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Family Legal Status Report
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| Family: |
Show 2 known family members
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First Claim:
Show all 16 claims |
I claim:
1. A skate bike comprising:
- a frame including a seat tube, two downwardly extending seat stays jointed to a lower end of said seat tube, a substantially horizontally extending U-shaped tube having two straight tube portions and a circular portion connecting an end of one straight tube portion to an end of the other straight tube portion, a bar connecting the straight tube portions of said U-shaped tube to each other at a substantially mid-length of each straight tube portion, and an arc-shaped tube with one end thereof connected to a junction of said seat tube and said two seat stays and the other end thereof connected to said bar;
- a spring seat saddle connected to an uper part of said seat tube of said frame;
- a wheel including a central axle connectable to said frame, a wheel body, a plurality of spokes, and a tire covering said wheel body, said central axle having a first protuberance substantially vertically formed on each side thereof for engaging with said seat stays of said frame and a second said protuberance substantially horizontally formed on each side thereof for engaging with said two straight tube portions of said U-shaped tube;
- a pair of pedals connected to a pair of cranks which are formed on respective sides of said central axle of said wheel;
- a cover plate provided on a front part of said U-shaped tube of said frame;
- a pair of foldable supporting shafts pivotally provided on said U-shaped tube at a position substantially below said cover plate; and
- an auxiliary wheel set provided on a lower side of said U-shaped tube at the position of said circular portion.
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| Background / Summary: |
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| Drawing Descriptions: |
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| Description: |
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| Forward References: |
Show 50 U.S. patent(s) that reference this one
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