Patent US4865342A successfully refreshed from Google Patents.
US4865342A
Expired / Lapsed
US
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Roller skating board
Assignee: Individual
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Filing: 1988-11-30
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Granted: 1989-09-12
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Expires: 2008-11-30
Abstract
Abstract A skating board has a pair of concave shoe forms at opposite sides of a plate along a longitudinal center line to maintain the users feet positioned in the forms. If the user wants to stop the board, he raises the front of the board and thus engages the rear brake with the ground.
Inventors
- 👤 Jin Y. Kong
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 16:30
CPC Classifications
B; B63; B63B; B63B1/00; A; A63; A63C; A63C17/00; A63C17/0033; A63C17/01; A63C17/014; A63C17/016; A63C17/26; A63C17/262
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
180 words
A roller skating board, comprising: a plate (2) having a top and bottom surface; a free roller (3) and a main roller (4) attached to said bottom surface of said plate (2) along a longitudinal center line (y); a pair of concave shoe forms (1) within said top surface of said plate each having a flange (1a) extending rearwardly from a respective front portion of said forms (1), a pair of triangular supporters (6) attached to the bottom surface of said plate (2) along a transverse line (c) by a plurality of bolts (6d) on opposite sides of said main roller (4), each said support (6) having a wall (6a) and a rectangular hole (6b) formed in said wall (6a) into which an axle (4a) of said main roller (4) is inserted, respectively; a housing (7) having a pair of walls (7a) and a pair of flanges (7b) attached to a portion of said bottom surface of said plate; a brake portion (5) inserted into said housing (7) along with a subplate (8) fixed to said housing by a bolt.
Claim 2
Dependent Claim
180 words
A roller skating board, comprising: a plate (2) having a top and bottom surface; a free roller (3) and a main roller (4) attached to said bottom surface of said plate (2) along a longitudinal center line (y); a pair of concave shoe forms (1) within said top surface of said plate each having a flange (1a) extending rearwardly from a respective front portion of said forms (1), a pair of triangular supporters (6) attached to the bottom surface of said plate (2) along a transverse line (c) by a plurality of bolts (6d) on opposite sides of said main roller (4), each said support (6) having a wall (6a) and a rectangular hole (6b) formed in said wall (6a) into which an axle (4a) of said main roller (4) is inserted, respectively; a housing (7) having a pair of walls (7a) and a pair of flanges (7b) attached to a portion of said bottom surface of said plate; a brake portion (5) inserted into said housing (7) along with a subplate (8) fixed to said housing by a bolt.
References Cited (Backward Citations)
US3671055A
Cited
US4460187A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1992-09-11 | 1993-03-13 | 1993-09-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1996-09-11 | 1997-03-13 | 1997-09-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 2000-09-11 | 2001-03-13 | 2001-09-12 | $7700.00 | Window Closed / Lapsed |