Patent US3298495A successfully refreshed from Google Patents.
US3298495A
Expired / Lapsed
US
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Inclined moving walkway arrangement
Assignee: ADAMSON STEPHENS Manufacturing CO
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Filing: 1966-03-04
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Granted: 1967-01-17
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Expires: 1986-03-04
Abstract
No abstract record available.
Inventors
- 👤 Frank J Acton
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 16:55
CPC Classifications
B; B66; B66B; B66B23/00; B66B23/08; B66B23/10; B66B31/00; B66B31/006
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
165 words
MOVING WALING APPARTUS FOR CONVEYING PASSENGERS AND THEIR WHEELED PARCEL CARTS BETWEEN FLOOR LEVELS THAT ARE DIFFERENT ELEVATIONS, SAID APPARATUS COMPRISING: A CONVEYOR INCLUDING AN ENDLESS MEMBER MOUNTED TO PRESENT AN INCLINED TRANSPORT SURFACE THAT EXCEEDS BETWEEN SAID LEVELS, MEANS FOR MOVEING SAID MEMBER IN A FORWARD DIRECTION, AND MEANS SAID MEMBER IN A FORWARD DIRECTION, CARTS TO THE TRANSPORT SURFACE FOR MOVEMENT WITH SAID MEMBER, SAID COUPLING MEANS COMPRISING: A MAGNETIC COMPONENT FORMING A PART OF SAID CONVEYOR AND EXTENDING LONGITUDINALLY OF SAID SURFACE AND SUBSTANTIALLY THE LENGTH THEREOF, AND A MAGNETIC COMPONENT CARRIED BY THE INDIVIDUAL CARTS AND POSITIONED FOR MAGNETIC ATTRACTION TO SAID CONVEYOR COMPONENT WHEN SAID CART COMPONENT IS BROUGHT INTO PROXIMITY WITH SAID CONVEYOR COMPONENT, ONE OF SAID COMPONENTS HAVING THE CHARACTERISTICS OF A MAGNET OF SUFFICIENT STRENGTH TO CAUSE THE INDIVIDUAL CARTS WHEN MOVED ONTO SAID SURFACE TO REMAIN FIXED WITH RESPECT TO SAID SURFACE AGAINST THE ACTION OF GRAVITY AS THE INDIVIDUAL CARTS ARE CONVEYED BY SAID SURFACE.
Claim 2
Dependent Claim
165 words
MOVING WALING APPARTUS FOR CONVEYING PASSENGERS AND THEIR WHEELED PARCEL CARTS BETWEEN FLOOR LEVELS THAT ARE DIFFERENT ELEVATIONS, SAID APPARATUS COMPRISING: A CONVEYOR INCLUDING AN ENDLESS MEMBER MOUNTED TO PRESENT AN INCLINED TRANSPORT SURFACE THAT EXCEEDS BETWEEN SAID LEVELS, MEANS FOR MOVEING SAID MEMBER IN A FORWARD DIRECTION, AND MEANS SAID MEMBER IN A FORWARD DIRECTION, CARTS TO THE TRANSPORT SURFACE FOR MOVEMENT WITH SAID MEMBER, SAID COUPLING MEANS COMPRISING: A MAGNETIC COMPONENT FORMING A PART OF SAID CONVEYOR AND EXTENDING LONGITUDINALLY OF SAID SURFACE AND SUBSTANTIALLY THE LENGTH THEREOF, AND A MAGNETIC COMPONENT CARRIED BY THE INDIVIDUAL CARTS AND POSITIONED FOR MAGNETIC ATTRACTION TO SAID CONVEYOR COMPONENT WHEN SAID CART COMPONENT IS BROUGHT INTO PROXIMITY WITH SAID CONVEYOR COMPONENT, ONE OF SAID COMPONENTS HAVING THE CHARACTERISTICS OF A MAGNET OF SUFFICIENT STRENGTH TO CAUSE THE INDIVIDUAL CARTS WHEN MOVED ONTO SAID SURFACE TO REMAIN FIXED WITH RESPECT TO SAID SURFACE AGAINST THE ACTION OF GRAVITY AS THE INDIVIDUAL CARTS ARE CONVEYED BY SAID SURFACE.
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) | 1970-01-16 | 1970-07-18 | 1971-01-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-01-16 | 1974-07-18 | 1975-01-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-01-16 | 1978-07-18 | 1979-01-17 | $7700.00 | Window Closed / Lapsed |