US3620232A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Glass-washing device
Assignee: VITO BIL Inc
•
Filing: 1969-03-28
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Granted: 1971-11-16
•
Expires: 1989-03-28
Abstract
Abstract An automatic glass-washing machine including a pressureresponsive spray bar positioned to direct liquid detergent upwardly within an enclosed hood, a liquid detergent system for supplying detergent under pressure to the spray bar, a freshwater system for supplying rinse water under pressure to the spray bar, a sanitizer system for supplying sanitizer to the fresh-water system, a timer to actuate the systems in a timed sequence and a float actuated valve to recirculate the liquid detergent and to direct the rinse water to an overflow or drain line.
Inventors
- 👤 Vito D Angelo
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 17:19
CPC Classifications
A; A47; A47L; A47L15/00; A47L15/0065
Claims Analysis
Total Claims: 3
Claim 1
Independent Claim
134 words
A glass-washing apparatus comprising a drain pan including a drain pipe, a rack for supporting a number of glasses in said pan a hood for enclosing said pan and rack, a self-propelling spray bar having angularly offset spray slots for spraying water upwardly from said drain pan, a liquid-detergent system connected to said sprayer means and including a reservoir positioned below said drain pipe, a fresh-water system connected to said spray bar, means for operating said liquid-detergent system and said freshwater system in a timed sequence, a valve plate pivotally connected to said drain pipe and a float connected to said valve plate and positioned in said reservoir to automatically recirculate the liquid detergent to said liquid detergent reservoir and to pivot said valve plate and discharge rinse water when said reservoir is full.
Claim 2
Dependent Claim
134 words
A glass-washing apparatus comprising a drain pan including a drain pipe, a rack for supporting a number of glasses in said pan a hood for enclosing said pan and rack, a self-propelling spray bar having angularly offset spray slots for spraying water upwardly from said drain pan, a liquid-detergent system connected to said sprayer means and including a reservoir positioned below said drain pipe, a fresh-water system connected to said spray bar, means for operating said liquid-detergent system and said freshwater system in a timed sequence, a valve plate pivotally connected to said drain pipe and a float connected to said valve plate and positioned in said reservoir to automatically recirculate the liquid detergent to said liquid detergent reservoir and to pivot said valve plate and discharge rinse water when said reservoir is full.
Claim 3
Dependent Claim
28 words
A glass-washing apparatus according to claim 4 including a sanitizer system connected to said fresh-water system and to said operating means to operate simultaneously with said fresh-water system.
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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) | 1974-11-15 | 1975-05-17 | 1975-11-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-11-15 | 1979-05-17 | 1979-11-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-11-15 | 1983-05-17 | 1983-11-16 | $7700.00 | Window Closed / Lapsed |