Patent US7300066B2 successfully refreshed from Google Patents.
US7300066B2
Active / In Force
US
⏱️ 0.3 years remaining
Folding frame for a tricycle, scooter or child's bicycle
Assignee: Kettler International Inc
•
Filing: 2007-03-13
•
Granted: 2007-11-27
•
Expires: 2027-03-13
Abstract
Abstract A folding frame for a tricycle, scooter or child's bicycle has a front frame part on which the front wheels can be mounted and a rear frame part on which the rear wheels can be mounted. A swivelling joint with a front articulated part is mounted on the front frame part and a rear articulated part is mounted on the rear frame part. The first of the two articulated parts has a first recess and the second of the two articulated parts has a second and third recess. The first recess and the second recess are in alignment in the use position of use and the first recess and the third recess are aligned in the folded position. The first articulated part and the second articulated part are locked against one another in the use position and in the folded position via a pin which can be moved in the recesses.
Inventors
- 👤 Joachim Kettler
- 👤 Reinhold Rocholl
- 👤 Heinz Kettler, deceased
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 09:03
CPC Classifications
B; B62; B62K; B62K9/00; B62K9/02; B62K15/00; B62K15/006; Y; Y10; Y10T; Y10T403/00; Y10T403/32; Y10T403/32254; Y10T403/32262; Y10T403/32319; Y10T403/32327
Claims Analysis
Total Claims: 6
Claim 1
Independent Claim
139 words
A folding frame for a tricycle, scooter or child's bicycle, comprising: a front frame part on which front wheels can be mounted, a rear frame part on which rear wheels can be mounted, a swivelling joint with a first front articulated part which is mounted on the front frame part, and with a second rear articulated part which is mounted on the rear frame part, the first articulated part terminating in a forked end, the first forked end having a first recess the second articulated part terminating in a forked end, the second forked end having a second recess and a third recess and fitting within the first forked end, a holding part retained within the second forked end, a pin within the holding part engaging the first recess and one of the recesses in the second forked end.
Claim 2
Dependent Claim
139 words
A folding frame for a tricycle, scooter or child's bicycle, comprising: a front frame part on which front wheels can be mounted, a rear frame part on which rear wheels can be mounted, a swivelling joint with a first front articulated part which is mounted on the front frame part, and with a second rear articulated part which is mounted on the rear frame part, the first articulated part terminating in a forked end, the first forked end having a first recess the second articulated part terminating in a forked end, the second forked end having a second recess and a third recess and fitting within the first forked end, a holding part retained within the second forked end, a pin within the holding part engaging the first recess and one of the recesses in the second forked end.
Claim 3
Dependent Claim
13 words
The frame of claim 1 , wherein said forked ends are circular disks.
Claim 4
Dependent Claim
25 words
The frame of claim 1 , further comprising a spring in said holding part, said spring urging the pin into contact with the first recess.
Claim 5
Dependent Claim
32 words
The frame of claim 2 , wherein each circular disk has a central hole, the holding part having a central sleeve, and an axle extending through the central holes and central sleeve.
Claim 6
Dependent Claim
12 words
The frame of claim 4 , wherein the holding part is circular.
References Cited (Backward Citations)
US4457529A
Cited
US5772227A
Cited
US6431567B2
Cited
DE10031235A1
Cited
US20020167143A1
Cited
US20030141695A1
Cited
US6966572B2
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 2010-11-26 | 2011-05-28 | 2011-11-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 2014-11-26 | 2015-05-28 | 2015-11-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 2018-11-26 | 2019-05-28 | 2019-11-27 | $7700.00 | Window Closed / Lapsed |