US3758005A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Dispensing system
Assignee: HEISER DELROY G
•
Filing: 1971-12-07
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Granted: 1973-09-11
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Expires: 1991-12-07
Abstract
Abstract A dispensing system which is adapted to discharge controlled quantities of a substance such as a condiment. The dispenser includes a forward chamber housing a trigger controlled piston and inlet and outlet means to the chamber being regulated by spring pressed check valves. An arcuate cradle and fitment are provided for mounting a flexible disposable puch on the dispenser.
Inventors
- 👤 W Christine
- 👤 W Watt
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 10:28
CPC Classifications
B; B05; B05C; B05C17/00; B05C17/005; B05C17/00569; G; G01; G01F; G01F11/00; G01F11/02; G01F11/021; G01F11/025; G01F11/026
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
184 words
In a unitary dispenser for dispensing controlled metered quantities of material such as condiments, a body member including a handle, a pivotally mounted stop member adjustably connected to said handle, a manually operable trigger pivotally connected to said handle and including a lower portion for selectively engaging said stop member, a coil spring engaging said trigger, said body member including a hollow cylindrical base portion having a wall section therein, a chamber arranged forwardly of said wall section, a plunger movably mounted in said chamber, a rod projecting through said wall section, and having its front end connected to said plunger and its rear end connected to said trigger, a dispensing nozzle connected to the lower portion of said chamber, a spring pressed check valve mounted in said dispensing nozzle, an inlet nozzle member communicating with said chamber and said inlet nozzle member having a spring pressed check valve therein, an arcuate cradle section on said member, a disposable flexible pouch containing material to be dispensed mounted in said cradle section, a fitting connecting a corner of the pouch to the inlet nozzle means.
Claim 2
Dependent Claim
184 words
In a unitary dispenser for dispensing controlled metered quantities of material such as condiments, a body member including a handle, a pivotally mounted stop member adjustably connected to said handle, a manually operable trigger pivotally connected to said handle and including a lower portion for selectively engaging said stop member, a coil spring engaging said trigger, said body member including a hollow cylindrical base portion having a wall section therein, a chamber arranged forwardly of said wall section, a plunger movably mounted in said chamber, a rod projecting through said wall section, and having its front end connected to said plunger and its rear end connected to said trigger, a dispensing nozzle connected to the lower portion of said chamber, a spring pressed check valve mounted in said dispensing nozzle, an inlet nozzle member communicating with said chamber and said inlet nozzle member having a spring pressed check valve therein, an arcuate cradle section on said member, a disposable flexible pouch containing material to be dispensed mounted in said cradle section, a fitting connecting a corner of the pouch to the inlet nozzle means.
References Cited (Backward Citations)
US1643969A
Cited
US3291350A
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US3231149A
Cited
US3207384A
Cited
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US3517668A
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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) | 1976-09-10 | 1977-03-12 | 1977-09-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1980-09-10 | 1981-03-12 | 1981-09-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1984-09-10 | 1985-03-12 | 1985-09-11 | $7700.00 | Window Closed / Lapsed |