Patent US3698326A successfully refreshed from Google Patents.
US3698326A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Transport unit for overhead or suspended conveyor systems
Assignee: Van Roll AG
•
Filing: 1970-06-02
•
Granted: 1972-10-17
•
Expires: 1990-06-02
Abstract
Abstract A transport unit constructed for the suspension of load-carrying containers or the like for single-track overhead conveyor systems, incorporating two undercarriages which are operatively coupled together by a coupling mechanism of the invention. This coupling mechanism comprises swivel frame means embodying a support frame having two support arms, and wherein such coupling mechanism further includes at most two pairs of swivel joints arranged at pivot axes which are disposed substantially perpendicular to one another.
Inventors
- 👤 Eugen Schurch
- 👤 Rolf Storrer
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 15:17
CPC Classifications
B; B61; B61B; B61B13/00; B61B13/04
Claims Analysis
Total Claims: 5
Claim 1
Independent Claim
137 words
A transport unit of a single-track overhead conveyor system for suspending thereat load-carrying containers and the like, comprising two undercarriages adapted to travel upon the track, each of said undercarriages being provided with rollers arranged to bear against opposite surfaces of the track, means for coupling together said two undercarriages, said coupling means comprising swivel frame means embodying a support frame having two support arm means, said coupling means further including at most two pairs of swivel joints arranged at pivot axes which are disposed substantially perpendicular to one another one of said pairs of swivel joints being arranged at said undercarriages, the other pair of swivel joints being mounted at said swivel frame means, said swivel joints co-acting with said support arm means to permit said support arm means to pivot relative to said support frame.
Claim 2
Dependent Claim
137 words
A transport unit of a single-track overhead conveyor system for suspending thereat load-carrying containers and the like, comprising two undercarriages adapted to travel upon the track, each of said undercarriages being provided with rollers arranged to bear against opposite surfaces of the track, means for coupling together said two undercarriages, said coupling means comprising swivel frame means embodying a support frame having two support arm means, said coupling means further including at most two pairs of swivel joints arranged at pivot axes which are disposed substantially perpendicular to one another one of said pairs of swivel joints being arranged at said undercarriages, the other pair of swivel joints being mounted at said swivel frame means, said swivel joints co-acting with said support arm means to permit said support arm means to pivot relative to said support frame.
Claim 3
Dependent Claim
63 words
The transport unit defined in claim 1, wherein said one pair of said swivel joints arranged at said undercarriages is disposed in a position extending substantially parallel to said opposite surfaces of the track and transverse to the direction of travel of said undercarriages, the other pair of swivel joints mounted at said swivel frame means being arranged in a direction perpendicular thereto.
Claim 4
Dependent Claim
70 words
The transport unit as defined in claim 1, wherein each of said two support arm means has opposed ends, one of the pair of the ends of said support arm means being hingedly connected via said swivel joints arranged at said undercarriages with said undercarriages, the opposite pair of ends of said support arm means being hingedly connected with said support frame via said pair of swivel joints provided thereat.
Claim 5
Dependent Claim
37 words
The transport unit as defined in claim 3, further including retaining arm means provided at said support frame for receiving a load-carrying container and for transporting such container in random position with respect to the transport unit.
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) | 1975-10-17 | 1976-04-17 | 1976-10-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1979-10-17 | 1980-04-17 | 1980-10-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1983-10-17 | 1984-04-17 | 1984-10-17 | $7700.00 | Window Closed / Lapsed |