US3856247A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Fastening means
Assignee: D&N Keighley Ltd
•
Filing: 1973-05-02
•
Granted: 1974-12-24
•
Expires: 1993-05-02
Abstract
Abstract A fastener for removably fastening a shipping container to a vehicle platform and having a body part with an adjustable twistlock spigot for engaging a lateral opening in the container and a clamp for tightening the body part securely to the vehicle platform, the clamp acting via the spigot. Safety devices are provided to prevent inadvertent release of the fastener.
Inventors
- 👤 N Keighley
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 00:18
CPC Classifications
B; B60; B60P; B60P7/00; B60P7/06; B60P7/13
Claims Analysis
Total Claims: 9
Claim 1
Independent Claim
153 words
A fastener for removably fastening a shipping container to the top side of a vehicle platform, comprising: a body member of L-shape and having a short horizontal leg, a long vErtical leg and also having screw threads at the ends of the legs; a spigot defining a peripheral recess rotatable on the thread of the short leg, so that the location of the recess can be adjusted lengthwise of the short leg; a sleeve member movable along the long leg and having an abutment bracket extending therefrom in the same direction as that of the short leg, said bracket defining a surface to engage the underside of the vehicle platform; and nut means engaging the screw thread of the long leg and acting on the lower end of the sleeve member, to move the sleeve member along the long leg and hence adjust the location of the bracket lengthwise of the long leg.
Claim 2
Dependent Claim
153 words
A fastener for removably fastening a shipping container to the top side of a vehicle platform, comprising: a body member of L-shape and having a short horizontal leg, a long vErtical leg and also having screw threads at the ends of the legs; a spigot defining a peripheral recess rotatable on the thread of the short leg, so that the location of the recess can be adjusted lengthwise of the short leg; a sleeve member movable along the long leg and having an abutment bracket extending therefrom in the same direction as that of the short leg, said bracket defining a surface to engage the underside of the vehicle platform; and nut means engaging the screw thread of the long leg and acting on the lower end of the sleeve member, to move the sleeve member along the long leg and hence adjust the location of the bracket lengthwise of the long leg.
Claim 3
Dependent Claim
27 words
A combination of claim 1 and further comprising lock means forming part of said nut means for preventing rotation of the latter relative to said long leg.
Claim 4
Dependent Claim
25 words
A fastener as claimed in claim 1 in which said nut means incorporates means for assisting the application of a high torque to the nut.
Claim 5
Dependent Claim
36 words
A fastener as claimed in claim 1 in which said abutment member has supplementary means for assisting the engagement of said abutment member with said support structure when the container is clamped to the support structure.
Claim 6
Dependent Claim
40 words
A fastener as set forth in claim 1 in combination with a shipping container having outwardly facing lateral openings, said fastener being engaged, retained and abutted in said openings and clamping said containers to the platform of a transport vehicle.
Claim 7
Dependent Claim
30 words
The combination set forth in claim 5 in which said abutment member is engageable with the underside of said platform for all positions of said container longitudinally of said frame.
Claim 8
Independent Claim
60 words
A method of fastening a shipping container having corner castings with underside fastening openings and outwardly facing lateral lifting openings to the platform of a transport vehicle comprising, the steps of engaging, retaining, and abutting fasteners in said lateral openings and clamping the container by said fasteners at said lateral openings to adjacent portions at the underside of said platform.
Claim 9
Independent Claim
60 words
A method of fastening a shipping container having corner castings with underside fastening openings and outwardly facing lateral lifting openings to the platform of a transport vehicle comprising, the steps of engaging, retaining, and abutting fasteners in said lateral openings and clamping the container by said fasteners at said lateral openings to adjacent portions at the underside of said platform.
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1977-12-23 | 1978-06-24 | 1978-12-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1981-12-23 | 1982-06-24 | 1982-12-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1985-12-23 | 1986-06-24 | 1986-12-24 | $7700.00 | Window Closed / Lapsed |