Patent US4037541A successfully refreshed from Google Patents.
US4037541A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Track for a combined monorail and overhead monorail
Assignee: Individual
•
Filing: 1975-10-16
•
Granted: 1977-07-26
•
Expires: 1995-10-16
Abstract
Abstract A track for combined monorail and overhead monorail having a power supply and control tracks consisting of a U-shaped rail section having inwardly extending flanges at its upper sides for receiving the rollers or wheels of the accessory device. At least one shoulder section is formed on the lower surface of the bottom portion of the U-shaped rail section as well as on the upper surface of the upper inwardly extending flange so that the track can be mounted on a suitable support or suspension structure.
Inventors
- 👤 Horst Giessler
- 👤 Klaus Luckerath
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 09:48
CPC Classifications
E; E01; E01B; E01B25/00; E01B25/08; E01B25/10; E01B25/22; E01B25/24
Claims Analysis
Total Claims: 7
Claim 1
Independent Claim
165 words
A track for a combined monorail and overhead monorail for slidably supporting an accessory device having a power supply control tracks and at least a pair of roller members comprising: a U-shaped rail section including a base wall and two sidewalls secured to the ends of said base wall and extending upwardly therefrom, each of said sidewalls having a flange extending inwardly from its upper edge which cooperates with said base wall to slidably receive therebetween the roller members of the accessory device; and at least one shoulder section extending along the length of said rail section formed on the lower surface of the bottom wall of said rail section as well as on the upper surface of one of the flanges of said sidewalls, said shoulder section having two arms extending generally outwardly therefrom, the ends of which extend toward one another, to define therebetween an outwardly opened, longitudinally disposed channel extending therethrough, for mounting the track on a suitable support or suspension system.
Claim 2
Dependent Claim
165 words
A track for a combined monorail and overhead monorail for slidably supporting an accessory device having a power supply control tracks and at least a pair of roller members comprising: a U-shaped rail section including a base wall and two sidewalls secured to the ends of said base wall and extending upwardly therefrom, each of said sidewalls having a flange extending inwardly from its upper edge which cooperates with said base wall to slidably receive therebetween the roller members of the accessory device; and at least one shoulder section extending along the length of said rail section formed on the lower surface of the bottom wall of said rail section as well as on the upper surface of one of the flanges of said sidewalls, said shoulder section having two arms extending generally outwardly therefrom, the ends of which extend toward one another, to define therebetween an outwardly opened, longitudinally disposed channel extending therethrough, for mounting the track on a suitable support or suspension system.
Claim 3
Dependent Claim
16 words
The track according to claim 1 wherein said shoulder section is U-shaped with inwardly extending flanges.
Claim 4
Dependent Claim
17 words
The track according to claim 1 wherein at least one shoulder section has a dove tail shape.
Claim 5
Dependent Claim
22 words
The track according to claim 1 wherein at least one shoulder section is provided with an annular section having an open slot.
Claim 6
Dependent Claim
30 words
The track according to claim 1 comprising insulating members for supporting the power supply and control tracks of the accessory device on the base wall of said U-shaped track section.
Claim 7
Dependent Claim
18 words
The tracks as recited in claim 5 comprising screws for securing the control tracks to the insulating device.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1980-07-25 | 1981-01-24 | 1981-07-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1984-07-25 | 1985-01-24 | 1985-07-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1988-07-25 | 1989-01-24 | 1989-07-26 | $7700.00 | Window Closed / Lapsed |