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US4480387A Expired / Lapsed US ⏱️ 0.0 years remaining

Cleaning device for razors

Assignee: Staar SA
•
Filing: 1982-01-22
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Granted: 1984-11-06
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Expires: 2002-01-22
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Abstract

Abstract A cleaning device for razor cartridges, particularly of the "twin blade" type, having a casing with a socket into which a cartridge may be snapped in place, the casing having an inlet for water from a faucet and channels directing the flow of water and producing jets, the cartridge being held such that the jets are aimed directly at the space between the blades so that water flows between and around the blades and through passages in the cartridge to flush accumulated soap and shaving residue; the cleaning device is disclosed in the cap of a shaving foam dispenser and in the case in which the razors are put on sale.

Inventors

  • 👤 Stephane M. d'Alayer de Costemore d'Arc

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-11-05 06:13
CPC Classifications
A; A45; A45D; A45D27/00; A45D27/46

Claims Analysis

Total Claims: 16
Claim 1
Independent Claim 170 words
A cleaning device for razor cartridges having an exterior face with at least one blade projecting therefrom and water passages extending inwardly from said exterior face through said cartridge past said blade comprising: a casing having a socket into which a cartridge may be inserted to a fixed position with the outer edges of said cartridge adjacent the walls of said socket and with said exterior face opposite a bottom portion of said socket; an inlet in said casing for water; channel means for directing the flow of water from said inlet into said bottom portion of said socket; means for locking the cartridge in said fixed position in said socket such that water channeled from said inlet is directed into said socket by said channel means and toward said cartridge against the edge of a blade of said cartridge and is substantially confined to escape from the socket by passing inwardly through said passages in the cartridge to flush soap and shaving residue accumulated in and around said blade.
Claim 2
Dependent Claim 170 words
A cleaning device for razor cartridges having an exterior face with at least one blade projecting therefrom and water passages extending inwardly from said exterior face through said cartridge past said blade comprising: a casing having a socket into which a cartridge may be inserted to a fixed position with the outer edges of said cartridge adjacent the walls of said socket and with said exterior face opposite a bottom portion of said socket; an inlet in said casing for water; channel means for directing the flow of water from said inlet into said bottom portion of said socket; means for locking the cartridge in said fixed position in said socket such that water channeled from said inlet is directed into said socket by said channel means and toward said cartridge against the edge of a blade of said cartridge and is substantially confined to escape from the socket by passing inwardly through said passages in the cartridge to flush soap and shaving residue accumulated in and around said blade.
Claim 3
Dependent Claim 175 words
A cleaning device for razor cartridges of the "twin blade" type having an exterior face with twin blades projecting therefrom and water pasages extending inwardly from said exterior face through said cartridge past the edges of said blades comprising: a casing having a socket into which a cartridge may be inserted to a fixed position with the outer edges of said cartridge adjacent the walls of said socket and with said exterior face opposite a bottom portion of said socket; an inlet in said casing for water; channel means for directing the flow of water from said inlet into the bottom portion of said socket; means for locking the cartridge in position in said socket such that water channeled from the inlet is directed into the bottom portion of said socket and against the edges of both blades and any space formed between said blades and is substantially confined to escape from the socket by passing inwardly through said passages in the cartridge to flush soap and shaving residue accumulated in and around the blades.
Claim 4
Dependent Claim 175 words
A cleaning device for razor cartridges of the "twin blade" type having an exterior face with twin blades projecting therefrom and water pasages extending inwardly from said exterior face through said cartridge past the edges of said blades comprising: a casing having a socket into which a cartridge may be inserted to a fixed position with the outer edges of said cartridge adjacent the walls of said socket and with said exterior face opposite a bottom portion of said socket; an inlet in said casing for water; channel means for directing the flow of water from said inlet into the bottom portion of said socket; means for locking the cartridge in position in said socket such that water channeled from the inlet is directed into the bottom portion of said socket and against the edges of both blades and any space formed between said blades and is substantially confined to escape from the socket by passing inwardly through said passages in the cartridge to flush soap and shaving residue accumulated in and around the blades.
Claim 5
Dependent Claim 67 words
A cleaning device according to claim 1 for a "twin blade" cartridge having a rigid guide between the blades wherein said channel means directs jets of water against the edges of said blades and against said guide, said guide serving as an impact surface for some of the jets of water, which are thrown back in counter-current and pass around the blades to escape through said passages.
Claim 6
Dependent Claim 50 words
A cleaning device according to claim 1 or 2 wherein said channel means includes a cavity into which the water inlet leads and which widens out in the direction of the socket for the cartridge, any space formed between two blades of a cartridge being positioned exactly opposite the cavity.
Claim 7
Dependent Claim 27 words
A cleaning device according to claim 4 wherein said channel means for directing the flow of water includes baffles for distribution and for producing jets of water.
Claim 8
Dependent Claim 29 words
A cleaning device according to claim 1 or 2 wherein said channel means for directing the flow of water includes baffles for distribution and for producing jets of water.
Claim 9
Dependent Claim 57 words
A cleaning device according to claim 1 or 2 wherein said means for holding the cartridge in cleaning position in said socket includes means for locking the cartridge in said socket, allowing the razor handle to be disconnected from the cartridge and, conversely, allowing the razor handle to be fastened to a cartridge held in said socket.
Claim 10
Dependent Claim 55 words
A cleaning device according to claim 1 wherein said means for holding the cartridge in cleaning position in said socket includes means for locking the cartridge in said socket, allowing the razor handle to be disconnected from the cartridge and, conversely, allowing a razor handle to be fastened to a cartridge held in said socket.
Claim 11
Dependent Claim 18 words
A cleaning device according to claim 1 or 2 provided in the cap of a shaving foam container.
Claim 12
Dependent Claim 17 words
A cleaning device according to claim 1 or 2 provided in the storage case of a razor.
Claim 13
Dependent Claim 27 words
A cleaning device according to claim 10 wherein said means for holding the cartridge in cleaning position includes retaining means acting on the handle of the razor.
Claim 14
Dependent Claim 52 words
A cleaning device according to claim 11 wherein said retaining means acting on the handle of the razor comprises a resilient stop integral with the body of the case and which acts on the bottom face of the handle in order to hold the cartridge securely in the bottom of the socket.
Claim 15
Dependent Claim 117 words
A combined shaving foam dispenser cap and cleaning device for razor cartridges of the "twin blade" type having spaced blades and water passages adjacent the blades, said cap having a socket into which a cartridge may be inserted to a position closely surrounded by said socket, said cap having an inlet for water from a faucet and channels directing the flow of water and producing jets, means included in said socket for positioning said cartridge such that the jets are aimed directly at the space between the blades so that water flows between and around the blades and escapes substantially entirely by passing inwardly through said passages in the cartridge to flush accumulated soap and shaving residue.
Claim 16
Dependent Claim 117 words
A combined shaving foam dispenser cap and cleaning device for razor cartridges of the "twin blade" type having spaced blades and water passages adjacent the blades, said cap having a socket into which a cartridge may be inserted to a position closely surrounded by said socket, said cap having an inlet for water from a faucet and channels directing the flow of water and producing jets, means included in said socket for positioning said cartridge such that the jets are aimed directly at the space between the blades so that water flows between and around the blades and escapes substantially entirely by passing inwardly through said passages in the cartridge to flush accumulated soap and shaving residue.

References Cited (Backward Citations)

US1598811A Cited
US2611631A Cited
FR983133A Cited
US2964047A Cited
US3172202A Cited
US3314659A Cited
US3754326A Cited
US4027387A Cited
US4228586A Cited
US4228587A Cited
US4339876A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1987-11-06 1988-05-07 1988-11-06 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1991-11-06 1992-05-07 1992-11-06 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1995-11-06 1996-05-07 1996-11-06 $7700.00 Window Closed / Lapsed

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