US4109673A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Combination gladhand and shutoff cock
Assignee: Sloan Transportation Products Inc
•
Filing: 1976-08-23
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Granted: 1978-08-29
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Expires: 1996-08-23
Abstract
Abstract A combination gladhand and shutoff cock includes a dust cover attached to the shutoff cock operating handle and closing the gladhand body air outlet when the shutoff cock is in a closed position. There is a latch effective between the shutoff cock handle and the gladhand body holding the shutoff cock in a closed position and a further latch between the shutoff cock handle and the gladhand holding the handle in an open position.
Inventors
- 👤 Charles Horowitz
- 👤 Frederic Lissau
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 00:36
CPC Classifications
B; B60; B60T; B60T17/00; B60T17/04; B60T17/043; Y; Y10; Y10T; Y10T137/00; Y10T137/6851; Y10T137/7043; Y10T137/7058
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
241 words
In a combination gladhand and shutoff cock, a gladhand body having an air inlet and an air outlet, a flow passage through said body connecting said inlet and outlet, a valve chamber in said body in fluid communication with said flow passage and a rotatable valve member positioned in said valve chamber for controlling flow through said passage, a tubular member for rotating said valve member attached to one end thereof, a latch member slidably mounted on said tubular member, said latch member comprising a generally cylindrical hollow body portion, a gripping portion adjacent to one end of said latch member body portion, a cover portion extending from said latch member body portion and positioned to seat upon and to close said air outlet when said rotatable valve member closes said air passage, and a latching portion on said latch member movable between latched and unlatched positions, said latching portion of said latch member cooperating with said gladhand body when in the latched position to prevent rotation of said latch member and said rotatable valve member when said rotatable valve member is in a closed position, a rod axially positioned within said tubular member, said rod having an increased diameter head at one end, with the other end of said rod extending into and being attached to said latch member, a spring positioned on said rod, said spring normally biasing said latching portion of said latch member to said latching position.
Claim 2
Dependent Claim
241 words
In a combination gladhand and shutoff cock, a gladhand body having an air inlet and an air outlet, a flow passage through said body connecting said inlet and outlet, a valve chamber in said body in fluid communication with said flow passage and a rotatable valve member positioned in said valve chamber for controlling flow through said passage, a tubular member for rotating said valve member attached to one end thereof, a latch member slidably mounted on said tubular member, said latch member comprising a generally cylindrical hollow body portion, a gripping portion adjacent to one end of said latch member body portion, a cover portion extending from said latch member body portion and positioned to seat upon and to close said air outlet when said rotatable valve member closes said air passage, and a latching portion on said latch member movable between latched and unlatched positions, said latching portion of said latch member cooperating with said gladhand body when in the latched position to prevent rotation of said latch member and said rotatable valve member when said rotatable valve member is in a closed position, a rod axially positioned within said tubular member, said rod having an increased diameter head at one end, with the other end of said rod extending into and being attached to said latch member, a spring positioned on said rod, said spring normally biasing said latching portion of said latch member to said latching position.
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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) | 1981-08-28 | 1982-02-27 | 1982-08-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1985-08-28 | 1986-02-27 | 1986-08-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1989-08-28 | 1990-02-27 | 1990-08-29 | $7700.00 | Window Closed / Lapsed |