Patent US4137929A successfully refreshed from Google Patents.
US4137929A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Fingernail cleaner
Assignee: Individual
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Filing: 1977-07-29
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Granted: 1979-02-06
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Expires: 1997-07-29
Abstract
Abstract A fingernail cleaner comprising an enclosed fingernail receiving receptacle having an opening in the upper end for receiving one or more of a person's fingers to be cleaned, which opening fits closely around the fingers to prevent liquid from splashing out through the opening, and a liquid nozzle for spraying liquid at one or more angles behind the end of the fingernail for cleaning the fingernail, with a drain at the bottom of the receptacle for draining the liquid from the recptacle, and a selective source of liquid for providing a pulsating liquid stream to the nozzle.
Inventors
- 👤 Peter J. Grossman
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 10:27
CPC Classifications
A; A45; A45D; A45D29/00; A45D29/17
Claims Analysis
Total Claims: 9
Claim 1
Independent Claim
138 words
A fingernail cleaner for cleaning a user's fingernails comprising, an enclosed finger receiving receptacle having an opening in the upper end having an inwardly projecting tubular rim with a substantially smooth inner surface that fits closely around the finger for guiding the finger to a general position within the receptacle and for restricting the spraying of water around the finger and out the opening and adapted for receiving solely the fingers and at least one finger, liquid nozzle means positioned in said receptacle for receiving liquid under pressure and jetting a liquid stream solely at a position to engage the ends of the finger and against the underside of the end of the fingernail when positioned in said receptacle, and drain opening means in the lower part of said receptacle for draining the liquid out of said receptacle.
Claim 2
Dependent Claim
138 words
A fingernail cleaner for cleaning a user's fingernails comprising, an enclosed finger receiving receptacle having an opening in the upper end having an inwardly projecting tubular rim with a substantially smooth inner surface that fits closely around the finger for guiding the finger to a general position within the receptacle and for restricting the spraying of water around the finger and out the opening and adapted for receiving solely the fingers and at least one finger, liquid nozzle means positioned in said receptacle for receiving liquid under pressure and jetting a liquid stream solely at a position to engage the ends of the finger and against the underside of the end of the fingernail when positioned in said receptacle, and drain opening means in the lower part of said receptacle for draining the liquid out of said receptacle.
Claim 3
Dependent Claim
67 words
A fingernail cleaner as claimed in claim 1 wherein, said liquid nozzle means comprising a first nozzle and a second nozzle, said first nozzle directing a liquid stream at an angle substantially normal to the end of the fingernail, and said second nozzle directing liquid in a direction toward the end of the fingernail and substantially parallel with and slightly behind the outer end of the fingernail.
Claim 4
Dependent Claim
31 words
A fingernail cleaner as claimed in claim 2 including, a reservoir of liquid, and pump means for pumping said liquid to said liquid nozzle means in a high pressure, pulsing stream.
Claim 5
Dependent Claim
25 words
A fingernail cleaner as claimed in claim 1, wherein, said opening having an arcuate shape with space for receiving all the fingers of one hand.
Claim 6
Dependent Claim
44 words
A fingernail cleaner as claimed in claim 4 wherein, said liquid nozzle means comprising a curved liquid conduit, having jet opening means spaced along the length thereof for jetting liquid streams at a side directed acute angle to contact the underside of the fingernails.
Claim 7
Dependent Claim
23 words
A fingernail cleaner as claimed in claim 4 including, means for connecting said liquid nozzle means to a source of high pressured liquid.
Claim 8
Dependent Claim
35 words
A fingernail cleaner as claimed in claim 4 including, a reservoir of liquid, pump means comunicating with said liquid nozzle means for pumping liquid in a pulsating, high pressured stream to said liquid nozzle means.
Claim 9
Dependent Claim
71 words
A fingernail cleaner as claimed in claim 7 wherein, said liquid nozzle means comprising an upper compartment, a lower compartment supporting said upper compartment which lower compartment houses said pump, discharge conduit means from said pump communicating through the inner connecting wall between said lower chamber and said upper chamber for delivering liquid to said nozzle means, and said drain opening being positioned at the lower wall of said upper compartment.
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) | 1982-02-05 | 1982-08-07 | 1983-02-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1986-02-05 | 1986-08-07 | 1987-02-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1990-02-05 | 1990-08-07 | 1991-02-06 | $7700.00 | Window Closed / Lapsed |