Patent US3728745A successfully refreshed from Google Patents.
US3728745A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Scrub sink
Assignee: American Sterilizer Co
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Filing: 1970-08-13
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Granted: 1973-04-24
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Expires: 1990-08-13
Abstract
Abstract This disclosure describes a scrub sink especially suited for use in hospitals and the like. The sink has an elongated basin to accommodate use by more than one person at one time. At least two elongated nozzles are provided. The nozzles are sufficiently long in lateral expanse to spray the entire forearm of the user. The bottom of the basin is contoured to avoid splashing of the water. The nozzles are removable for easy cleaning and the entire control panel may be removed as a unit for servicing.
Inventors
- 👤 J Wehrenberg
- 👤 T Brendgord
- 👤 K Strasser
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 22:17
CPC Classifications
A; A47; A47K; A47K1/00; A47K1/04; E; E03; E03C; E03C1/00; E03C1/02; E03C1/04; E03C1/048
Claims Analysis
Total Claims: 4
Claim 1
Independent Claim
202 words
In combination, a surgeons'' troughlike scrub sink, and at least two nozzles, said sink having a rear wall, a front wall, two side walls and a bottom, said front wall and said bottom joining each other in a surface curving downwardly and rearwardly from said front wall, said nozzle having an elongated spray head having an elongated chamber for water disposed in said rear wall, said nozzles together extending substantially the entire length of said rear wall, each said nozzle having a substantially flat top surface inclined forwardly and downwardly and spray openings in said flat surface whereby water from said openings is projected forwardly at substantially equal pressure over substantially the entire forearms of a user, a drain channel extending substantially the entire width of said bottom and openings in said bottom connecting to said drain channel, said curved surface disposed at such a distance from said spray head that water from said spray head may engage said front wall adjacent said curved surface and flow downward over said curved surface and over said bottom to said drain with substantially no splashing, and a control unit connected to said spray head whereby the temperature and time of said spray is controlled.
Claim 2
Dependent Claim
202 words
In combination, a surgeons'' troughlike scrub sink, and at least two nozzles, said sink having a rear wall, a front wall, two side walls and a bottom, said front wall and said bottom joining each other in a surface curving downwardly and rearwardly from said front wall, said nozzle having an elongated spray head having an elongated chamber for water disposed in said rear wall, said nozzles together extending substantially the entire length of said rear wall, each said nozzle having a substantially flat top surface inclined forwardly and downwardly and spray openings in said flat surface whereby water from said openings is projected forwardly at substantially equal pressure over substantially the entire forearms of a user, a drain channel extending substantially the entire width of said bottom and openings in said bottom connecting to said drain channel, said curved surface disposed at such a distance from said spray head that water from said spray head may engage said front wall adjacent said curved surface and flow downward over said curved surface and over said bottom to said drain with substantially no splashing, and a control unit connected to said spray head whereby the temperature and time of said spray is controlled.
Claim 3
Dependent Claim
62 words
The sink recited in claim 1 wherein a generally horizontally disposed panel is attached to said rear wall, and said panel has openings therein, a control console is connected to said spray head, said console is supported on said platelike member, said platelike member being removably attached to said panel whereby said platelike member may be removed with said control console thereon.
Claim 4
Dependent Claim
33 words
The control recited in claim 1 wherein said platelike member is supported in said rear wall by means of a plurality of fastening members extending through said platelike member in said rear wall.
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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) | 1976-04-23 | 1976-10-23 | 1977-04-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1980-04-23 | 1980-10-23 | 1981-04-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1984-04-23 | 1984-10-23 | 1985-04-24 | $7700.00 | Window Closed / Lapsed |