US3321059A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Passenger conveyor balustrade
Assignee: Otis Elevator Co
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Filing: 1965-09-10
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Granted: 1967-05-23
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Expires: 1985-09-10
Abstract
No abstract record available.
Inventors
- 👤 Kroepel Carl John
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 12:44
CPC Classifications
B; B66; B66B; B66B23/00; B66B23/22
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
104 words
A PASSENGER CONVEYOR BALUSTRADE, COMPRISING, A PLURALITY OF STRUCTURAL PANELS SUPPORTED ON EDGE IN A SUBSTANTIALLY VERTICAL PLANE ADJACENT TO ONE SIDE OF SAID CONVEYOR, A RESILIENT, U-SHAPED NOSING OVER THE TOP EDGE OF SAID PANELS, A TWO PIECE HANDRAIL MOLDING STRUCTURE SUPPORTED BY SAID PANELS, SAID STRUCTURE INCLUDING JUXTAPOSED FACES ENGAGING SAID NOSING ON OPPOSITE SIDES OF SAID PANELS, A HANDRAIL GUIDING STRUCTURE INCLUDING A TRACK AND AN ELONGATED CHANNEL SHAPED MEMBER SUPPORTING SAID TRACK, AND RELEASABLE MEANS FOR HOLDING SAID TWO PIECES OF SAID MOLDING STRUCTURE IN ENGAGEMENT WITH EACH OTHER AND FOR HOLDING EACH IN ENGAGEMENT WITH SAID CHANNEL SHAPED MEMBER.
Claim 2
Dependent Claim
104 words
A PASSENGER CONVEYOR BALUSTRADE, COMPRISING, A PLURALITY OF STRUCTURAL PANELS SUPPORTED ON EDGE IN A SUBSTANTIALLY VERTICAL PLANE ADJACENT TO ONE SIDE OF SAID CONVEYOR, A RESILIENT, U-SHAPED NOSING OVER THE TOP EDGE OF SAID PANELS, A TWO PIECE HANDRAIL MOLDING STRUCTURE SUPPORTED BY SAID PANELS, SAID STRUCTURE INCLUDING JUXTAPOSED FACES ENGAGING SAID NOSING ON OPPOSITE SIDES OF SAID PANELS, A HANDRAIL GUIDING STRUCTURE INCLUDING A TRACK AND AN ELONGATED CHANNEL SHAPED MEMBER SUPPORTING SAID TRACK, AND RELEASABLE MEANS FOR HOLDING SAID TWO PIECES OF SAID MOLDING STRUCTURE IN ENGAGEMENT WITH EACH OTHER AND FOR HOLDING EACH IN ENGAGEMENT WITH SAID CHANNEL SHAPED MEMBER.
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) | 1970-05-22 | 1970-11-21 | 1971-05-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-05-22 | 1974-11-21 | 1975-05-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-05-22 | 1978-11-21 | 1979-05-23 | $7700.00 | Window Closed / Lapsed |