US4744585A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Collapsible barrow with adjustable wheels
Assignee: Individual
•
Filing: 1987-10-06
•
Granted: 1988-05-17
•
Expires: 2007-10-06
Abstract
Abstract A collapsible golf club barrow includes two wheel holding bars on which are mounted wheels through a ball-and-socket joint member. The joint member includes a ball member mounted on the shaft of each wheel and a socket member sleeved around the ball member. The socket member is welded to a bracket member which is secured to the wheel holding bar.
Inventors
- 👤 James C. Huang
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 01:29
CPC Classifications
B; B62; B62B; B62B1/00; B62B1/02; B62B1/04; B62B1/042; B62B2202/00; B62B2202/40; B62B2202/404
Claims Analysis
Total Claims: 5
Claim 1
Independent Claim
198 words
A collapsible golf club barrow comprising: a longitudinal bar having a front end and a rear end; a rear carriage connected to said rear end; a handle connected pivotally to said front end; two wheel holding bars having first ends which are interconnected pivotally and second ends opposite to said first ends, two links each of which has one end connected pivotally and slideably to said longitudinal bar near said front end of said longitudinal bar and an opposite other end connected to each of said wheel holding bars near said second end of each of said wheel holding bar; two wheels each of which has a shaft with a portion extending out of said wheel to be connected to said second end of each of said wheel holding bars, a substantially spherical member secured to said extending portion of each of said shafts and having an axial hole through which each said shaft is inserted; a socket member connected to said second end of each of said wheel holding bars and sleeved around and secured adjustably to each of said spherical members; and locking members adjustably fixing said socket members to respective ones of said spherical members.
Claim 2
Dependent Claim
198 words
A collapsible golf club barrow comprising: a longitudinal bar having a front end and a rear end; a rear carriage connected to said rear end; a handle connected pivotally to said front end; two wheel holding bars having first ends which are interconnected pivotally and second ends opposite to said first ends, two links each of which has one end connected pivotally and slideably to said longitudinal bar near said front end of said longitudinal bar and an opposite other end connected to each of said wheel holding bars near said second end of each of said wheel holding bar; two wheels each of which has a shaft with a portion extending out of said wheel to be connected to said second end of each of said wheel holding bars, a substantially spherical member secured to said extending portion of each of said shafts and having an axial hole through which each said shaft is inserted; a socket member connected to said second end of each of said wheel holding bars and sleeved around and secured adjustably to each of said spherical members; and locking members adjustably fixing said socket members to respective ones of said spherical members.
Claim 3
Dependent Claim
31 words
A collapsible golf club barrow as claimed in claim 1, wherein said locking means is a locking screw which is threaded through said socket member to abut with said spherical member.
Claim 4
Dependent Claim
42 words
A collapsible golf club barrow as claimed in claim 1, wherein said extending portion of each of said shaft has a threaded end portion and a clamping nut engaging with said threaded end portion to hold said ball member against said wheel.
Claim 5
Dependent Claim
18 words
A golf club barrow as claimed in claim 1, wherein said ball member has an outer roughened surface.
References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1991-05-17 | 1991-11-16 | 1992-05-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1995-05-17 | 1995-11-16 | 1996-05-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1999-05-17 | 1999-11-16 | 2000-05-17 | $7700.00 | Window Closed / Lapsed |