Patent US5515724A successfully refreshed from Google Patents.
US5828035A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Web-type heating apparatus with movably supported heater
Assignee: Canon Inc
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Filing: 1996-07-29
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Granted: 1998-10-27
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Expires: 2016-07-29
Abstract
Abstract An image heating apparatus includes a heater; a supporting member for supporting the heater; a film having a first side in slidable contact with the heater and a second side movable with a recording material carrying an image in contact therewith; wherein the image on the recording material is heated by heat from the heater through the film; wherein the heater is movably supported (i.e. with play) on a heater supporting portion of the supporting member without adhesive material therebetween.
Inventors
- 👤 Akira Kuroda
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 04:54
CPC Classifications
G; G03; G03G; G03G15/00; G03G15/20; G03G15/2003; G03G15/2014; G03G15/2064; G03G2215/00; G03G2215/20; G03G2215/2003; G03G2215/2016; G03G2215/2035; G03G2215/2038
Claims Analysis
Total Claims: 19
Claim 1
Independent Claim
77 words
An image heating apparatus comprising: a heater; a supporting member for supporting said heater; a film having a first side in slidable contact with said heater and a second side movable with a recording material carrying an image in contact therewith; wherein the image on the recording material is heated by heat from said heater through said film; wherein said heater is movably supported on a heater supporting portion of said supporting member without adhesive material therebetween.
Claim 2
Dependent Claim
77 words
An image heating apparatus comprising: a heater; a supporting member for supporting said heater; a film having a first side in slidable contact with said heater and a second side movable with a recording material carrying an image in contact therewith; wherein the image on the recording material is heated by heat from said heater through said film; wherein said heater is movably supported on a heater supporting portion of said supporting member without adhesive material therebetween.
Claim 3
Dependent Claim
20 words
An apparatus according to claim 1, wherein said heater supporting portion has a recess which receives said heater with play.
Claim 4
Dependent Claim
38 words
An apparatus according to claim 2, wherein said heater is elongated, and the play is provided to permit movement of said heater in a longitudinal direction of said heater and in a direction perpendicular to longitudinal direction thereof.
Claim 5
Dependent Claim
20 words
An apparatus according to claim 1, wherein said heater includes a heat generating element for generating heat upon electric energization.
Claim 6
Dependent Claim
28 words
An apparatus according to claim 4, further comprising a connector for electric energization of said heat generating element, wherein said connector urges said heater to said supporting member.
Claim 7
Dependent Claim
23 words
An apparatus according to claim 5, wherein said heater is movable in a direction perpendicular to a direction of urging by said connector.
Claim 8
Dependent Claim
18 words
An apparatus according to claim 1, wherein said heater has a temperature detecting element for detecting a temperature.
Claim 9
Dependent Claim
28 words
An apparatus according to claim 7, further comprising a connector for electric energization of said temperature detecting element, wherein said connector urges said heater to said supporting member.
Claim 10
Dependent Claim
23 words
An apparatus according to claim 1, further comprising a pressing roller for forming a nip with said heater with said film interposed therebetween.
Claim 11
Dependent Claim
18 words
An apparatus according to claim 9, wherein said pressing roller is a driving roller for driving said film.
Claim 12
Dependent Claim
16 words
An apparatus according to claim 9, wherein an unfixed image is fixed on the recording material.
Claim 13
Dependent Claim
25 words
An apparatus according to claim 5, wherein said connector is engaged with said heater in a direction opposite from a movement direction of said film.
Claim 14
Dependent Claim
25 words
An apparatus according to claim 9, wherein said connector is engaged with said heater in a direction opposite from a movement direction of said film.
Claim 15
Dependent Claim
84 words
An image heating apparatus comprising: a heater; a supporting member for supporting said heater; a film having a first side in slidable contact with said heater and a second side movable with a recording material carrying an image in contact therewith; a connector for supplying electric energy to said heater; wherein the image on the recording material is heated by heat from said heater through said film, and wherein said heater is supported on said supporting member by said connector without adhesive material therebetween.
Claim 16
Dependent Claim
84 words
An image heating apparatus comprising: a heater; a supporting member for supporting said heater; a film having a first side in slidable contact with said heater and a second side movable with a recording material carrying an image in contact therewith; a connector for supplying electric energy to said heater; wherein the image on the recording material is heated by heat from said heater through said film, and wherein said heater is supported on said supporting member by said connector without adhesive material therebetween.
Claim 17
Dependent Claim
16 words
An apparatus according to claim 14, wherein said connector urges said heater toward said supporting member.
Claim 18
Dependent Claim
34 words
An apparatus according to claim 14, wherein said heater includes a heating element for generating heat by electric energy supply thereto, and said heating element is supplied with the electric energy through said connector.
Claim 19
Dependent Claim
33 words
An apparatus according to claim 14, further comprising a temperature detecting element, provided on said heater, for detecting a temperature, and said temperature detecting element is supplied with electric energy through said connector.
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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) | 2001-10-26 | 2002-04-27 | 2002-10-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 2005-10-26 | 2006-04-27 | 2006-10-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 2009-10-26 | 2010-04-27 | 2010-10-27 | $7700.00 | Window Closed / Lapsed |