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US4152067A Expired / Lapsed US ⏱️ 0.0 years remaining

Blade cleaning device

Assignee: Canon Inc
•
Filing: 1977-12-16
•
Granted: 1979-05-01
•
Expires: 1997-12-16
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Abstract

Abstract In a blade cleaning device having an elastic blade adapted to bear against the surface of a member to be cleaned, thereby cleaning said surface, support means is provided for supporting the elastic blade so as to enable the same to bear against the surface of the member to be cleaned, and vibration suppressing means is provided for suppressing the vibration created in the elastic blade.

Inventors

  • 👤 Atsushi Kubota

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-24 12:05
CPC Classifications
G; G03; G03G; G03G21/00; G03G21/0005; G03G21/0011; G03G21/0029

Claims Analysis

Total Claims: 38
Claim 1
Independent Claim 87 words
A blade cleaning device comprising an elastic blade adapted to bear against the surface of a member to be cleaned, thereby cleaning said surface, support means for supporting said elastic blade so as to enable the same to bear against the surface of said member to be cleaned, and vibration suppressing means for suppressing the vibration created in said elastic blade, said suppressing means being mounted in a position with respect to said elastic blade and support means wherein blade vibrations are transmitted to said suppressing means.
Claim 2
Dependent Claim 87 words
A blade cleaning device comprising an elastic blade adapted to bear against the surface of a member to be cleaned, thereby cleaning said surface, support means for supporting said elastic blade so as to enable the same to bear against the surface of said member to be cleaned, and vibration suppressing means for suppressing the vibration created in said elastic blade, said suppressing means being mounted in a position with respect to said elastic blade and support means wherein blade vibrations are transmitted to said suppressing means.
Claim 3
Dependent Claim 22 words
A blade cleaning device according to claim 1, wherein said vibration suppressing means has a vibration suppressing member for suppressing the vibration.
Claim 4
Dependent Claim 22 words
A blade cleaning device according to claim 2, wherein said vibration suppressing means has holder means for holding said vibration suppressing member.
Claim 5
Dependent Claim 18 words
A blade cleaning device according to claim 3, wherein said holder means holds said vibration suppressing member vibratorily.
Claim 6
Dependent Claim 21 words
A blade cleaning device according to claim 3, wherein said holder means has a restraining member secured to said support means.
Claim 7
Dependent Claim 26 words
A blade cleaning device according to claim 5, wherein said holder means has a damper member interposed between said vibration suppressing member and said restraining member.
Claim 8
Dependent Claim 39 words
A blade cleaning device according to claim 4, wherein said holder means holds said vibration suppressing member so as to enable the same to vibrate in the opposite phase with respect to the vibration created in said elastic blade.
Claim 9
Dependent Claim 22 words
A blade cleaning device according to claim 1, wherein said member to be cleaned is a photosensitive medium having a photoconductive layer.
Claim 10
Dependent Claim 23 words
A blade cleaning device according to claim 1, wherein said member to be cleaned is a drum-type photosensitive medium having a photoconductive layer.
Claim 11
Dependent Claim 111 words
A blade cleaning device comprising an elastic blade adapted to bear against the surface of a member to be cleaned, thereby cleaning said surface, support means for supporting said elastic blade so as to enable the same to bear against the surface of said member to be cleaned in such a manner that one surface of said elastic blade forms an acute angle with said surface of said member to be cleaned, and vibration suppression means for suppressing the vibration created in said elastic blade, said suppressing means being mounted in a position with respect to said elastic blade and support means wherein blade vibrations are transmitted to said suppressing means.
Claim 12
Dependent Claim 111 words
A blade cleaning device comprising an elastic blade adapted to bear against the surface of a member to be cleaned, thereby cleaning said surface, support means for supporting said elastic blade so as to enable the same to bear against the surface of said member to be cleaned in such a manner that one surface of said elastic blade forms an acute angle with said surface of said member to be cleaned, and vibration suppression means for suppressing the vibration created in said elastic blade, said suppressing means being mounted in a position with respect to said elastic blade and support means wherein blade vibrations are transmitted to said suppressing means.
Claim 13
Dependent Claim 22 words
A blade cleaning device according to claim 10, wherein said vibration suppressing means has a vibration suppressing member for suppressing the vibration.
Claim 14
Dependent Claim 22 words
A blade cleaning device according to claim 11, wherein said vibration suppressing means has holder means for holding said vibration suppressing member.
Claim 15
Dependent Claim 18 words
A blade cleaning device according to claim 12, wherein said holder means holds said vibration suppressing member vibratorily.
Claim 16
Dependent Claim 21 words
A blade cleaning device according to claim 12, wherein said holder means has a restraining member secured to said support means.
Claim 17
Dependent Claim 26 words
A blade cleaning device according to claim 14, wherein said holder means has a damper member interposed between said vibration suppressing member and said restraining member.
Claim 18
Dependent Claim 39 words
A blade cleaning device according to claim 13, wherein said holder means holds said vibration suppressing member so as to enable the same to vibrate in the opposite phase with respect to the vibration created in said elastic blade.
Claim 19
Dependent Claim 22 words
A blade cleaning device according to claim 10, wherein said member to be cleaned is a photosensitive medium having a photoconductive layer.
Claim 20
Dependent Claim 23 words
A blade cleaning device according to claim 10, wherein said member to be cleaned is a drum-type photosensitive medium having a photoconductive layer.
Claim 21
Dependent Claim 113 words
A blade cleaning device comprising an elastic blade adapted to bear against the surface of an endlessly movable member to be cleaned, thereby cleaning said surface, support means for supporing said elastic blade so as to enable the same to bear against the surface of said member to be cleaned in such a manner that one surface of said elastic blade forms an acute angle with said surface of said member to be cleaned, and vibration suppressing means for suppressing the vibration created in said elastic blade, said suppressing means being mounted in a position with respect to said elastic blade and support means wherein blade vibrations are transmitted to said suppressing means.
Claim 22
Dependent Claim 113 words
A blade cleaning device comprising an elastic blade adapted to bear against the surface of an endlessly movable member to be cleaned, thereby cleaning said surface, support means for supporing said elastic blade so as to enable the same to bear against the surface of said member to be cleaned in such a manner that one surface of said elastic blade forms an acute angle with said surface of said member to be cleaned, and vibration suppressing means for suppressing the vibration created in said elastic blade, said suppressing means being mounted in a position with respect to said elastic blade and support means wherein blade vibrations are transmitted to said suppressing means.
Claim 23
Dependent Claim 22 words
A blade cleaning device according to claim 19, wherein said vibration suppressing means has a vibration suppressing member for suppressing the vibration.
Claim 24
Dependent Claim 22 words
A blade cleaning device according to claim 20, wherein said vibration suppressing means has holder means for holding said vibration suppressing member.
Claim 25
Dependent Claim 18 words
A blade cleaning device according to claim 21, wherein said holder means holds said vibration suppressing member vibratorily.
Claim 26
Dependent Claim 21 words
A blade cleaning device according to claim 21, wherein said holder means has a restraining member secured to said support means.
Claim 27
Dependent Claim 26 words
A blade cleaning device according to claim 23, wherein said holder means has a damper member interposed between said vibration suppressing member and said restraining member.
Claim 28
Dependent Claim 39 words
A blade cleaning device according to claim 22, wherein said holder means holds said vibration suppressing member so as to enable the same to vibrate in the opposite phase with respect to the vibration created in said elastic blade.
Claim 29
Dependent Claim 22 words
A blade cleaning device according to claim 19, wherein said member to be cleaned is a photosensitive medium having a photoconductive layer.
Claim 30
Dependent Claim 23 words
A blade cleaning device according to claim 19, wherein said member to be cleaned is a drum-type photosensitive medium having a photoconductive layer.
Claim 31
Dependent Claim 88 words
A blade cleaning device comprising an elastic blade adapted to bear against the surface of a drum-type photosensitive medium to remove any residual developer from said surface, support means for supporting said elastic blade so as to enable the same to bear against the surface of said photosensitive medium, and vibration suppressing means for suppressing the vibration created in said elastic blade, said suppressing means being mounted in a position with respect to said elastic blade and support means wherein blade vibrations are transmitted to said suppressing means.
Claim 32
Dependent Claim 88 words
A blade cleaning device comprising an elastic blade adapted to bear against the surface of a drum-type photosensitive medium to remove any residual developer from said surface, support means for supporting said elastic blade so as to enable the same to bear against the surface of said photosensitive medium, and vibration suppressing means for suppressing the vibration created in said elastic blade, said suppressing means being mounted in a position with respect to said elastic blade and support means wherein blade vibrations are transmitted to said suppressing means.
Claim 33
Dependent Claim 22 words
A blade cleaning device according to claim 28, wherein said vibration suppressing means has a vibration suppressing member for suppressing the vibration.
Claim 34
Dependent Claim 22 words
A blade cleaning device according to claim 29, wherein said vibration suppressing means has holder means for holding said vibration suppressing member.
Claim 35
Dependent Claim 18 words
A blade cleaning device according to claim 30, wherein said holder means holds said vibration suppressing member vibratorily.
Claim 36
Dependent Claim 21 words
A blade cleaning device according to claim 30, wherein said holder means has a restraining member secured to said support means.
Claim 37
Dependent Claim 26 words
A blade cleaning device according to claim 32, wherein said holder means has a damper member interposed between said vibration suppressing member and said restraining member.
Claim 38
Dependent Claim 39 words
A blade cleaning device according to claim 31, wherein said holder means holds said vibration suppressing member so as to enable the same to vibrate in the opposite phase with respect to the vibration created in said elastic blade.

References Cited (Backward Citations)

US3936183A Cited
US3951542A Cited
US3918807A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1982-04-30 1982-10-30 1983-05-01 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1986-04-30 1986-10-30 1987-05-01 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1990-04-30 1990-10-30 1991-05-01 $7700.00 Window Closed / Lapsed

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