Patent US4754580A successfully refreshed from Google Patents.
US4754580A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Surface dressing apparatus
Assignee: FLOOR STYLE PRODUCTS Inc A CORP OF MI
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Filing: 1986-08-25
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Granted: 1988-07-05
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Expires: 2006-08-25
Abstract
Abstract A surface dressing machine including a housing; a motor mounted on the housing; a disc associated with the housing and being capable of rotating relative to the housing in response to the force generated by the motor, the disc including a dressing element, e.g., sandpaper, adapted to contact the surface to provide the desired dressing to the surface; and a bearing press fitted into the housing and the disc, and acting to facilitate the rotation of the disc relative to the housing.
Inventors
- 👤 Harold L. Mattson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 10:41
CPC Classifications
B; B24; B24B; B24B7/00; B24B7/10; B24B7/18; B24B7/186
Claims Analysis
Total Claims: 21
Claim 1
Independent Claim
168 words
An apparatus useful for dressing a surface comprising: housing means having mutually opposing first and second ends and, as an integral part of said housing means, two separate hard grip mounts; motor means adapted to be mounted on said housing means; disc means adapted to be located near said first end of said housing means and being capable of rotating relative to said housing means in response to the force generated by said motor means, said disc means including a dressing element adapted to contact said surface to provide the desired dressing to said surface; force transfer means associated with both said motor means and said disc means and acting to transfer rotational force generated by said motor means to said disc means; and bearing means press fitted into said housing means and press fitted onto said disc means and acting to facilitate the rotation of said disc means relative to said housing means, said housing means including a hole therethrough to facilitate replacement of said bearing means.
Claim 2
Independent Claim
168 words
An apparatus useful for dressing a surface comprising: housing means having mutually opposing first and second ends and, as an integral part of said housing means, two separate hard grip mounts; motor means adapted to be mounted on said housing means; disc means adapted to be located near said first end of said housing means and being capable of rotating relative to said housing means in response to the force generated by said motor means, said disc means including a dressing element adapted to contact said surface to provide the desired dressing to said surface; force transfer means associated with both said motor means and said disc means and acting to transfer rotational force generated by said motor means to said disc means; and bearing means press fitted into said housing means and press fitted onto said disc means and acting to facilitate the rotation of said disc means relative to said housing means, said housing means including a hole therethrough to facilitate replacement of said bearing means.
Claim 3
Dependent Claim
22 words
The apparatus of claim 1 wherein said hand grip mounts are located at or near said second end of said housing means.
Claim 4
Dependent Claim
47 words
The apparatus of claim 1 which further comprises at least two casters located near said second end of said housing means, said casters being rotatable relative to said housing means and being capable of contacting said surface to facilitate the movement of said apparatus on said surface.
Claim 5
Dependent Claim
47 words
The apparatus of claim 3 wherein said casters are structured so that the position of said casters relative to said housing means is adjustable so that the distance between said second end of said housing means and said surface when said casters contact said surface is adjustable.
Claim 6
Dependent Claim
16 words
The apparatus of claim 1 wherein said motor means is structured to be powered by electricity.
Claim 7
Dependent Claim
22 words
The apparatus of claim 1 wherein said disc means includes a disc and said dressing element is removably mounted on said disc.
Claim 8
Dependent Claim
22 words
The apparatus of claim 6 said disc means further includes a traction layer mounted on said disc and contacting said dressing element.
Claim 9
Dependent Claim
15 words
The apparatus of claim 6 wherein said dressing element is threadably mounted on said disc.
Claim 10
Dependent Claim
13 words
The apparatus of claim 1 wherein said dressing element comprises an abrasive element.
Claim 11
Dependent Claim
13 words
The apparatus of claim 6 wherein said dressing element comprises an abrasive element.
Claim 12
Dependent Claim
14 words
The apparatus of claim 1 wherein said force transfer means comprises a continuous belt.
Claim 13
Dependent Claim
22 words
The apparatus of claim 1 wherein said bearing means is press fitted into an indent which is part of said housing means.
Claim 14
Dependent Claim
31 words
The apparatus of claim 12 wherein said bearing means has a larger outside diameter than the diameter of said indent prior to said bearing means being press fitted into said indent.
Claim 15
Dependent Claim
14 words
The apparatus of claim 13 wherein said bearing means comprises a contained, self-lubricating bearing.
Claim 16
Dependent Claim
92 words
In a surface dressing machine including housing means, motor means mounted on said housing means, disc means associated with said housing means and being capable of rotating relative to said housing means in response to the force generated by said motor means, the improvement which comprises: bearing means press fitted onto said housing means and press fitted onto said disc means relative to said housing means; and said housing means includes a hole therethrough to facilitate replacement of said bearing means and as an integral part thereof, two separate hand grip mounts.
Claim 17
Dependent Claim
92 words
In a surface dressing machine including housing means, motor means mounted on said housing means, disc means associated with said housing means and being capable of rotating relative to said housing means in response to the force generated by said motor means, the improvement which comprises: bearing means press fitted onto said housing means and press fitted onto said disc means relative to said housing means; and said housing means includes a hole therethrough to facilitate replacement of said bearing means and as an integral part thereof, two separate hand grip mounts.
Claim 18
Dependent Claim
22 words
The apparatus of claim 15 wherein said bearing means is press fitted into an indent which is part of said housing means.
Claim 19
Dependent Claim
31 words
The apparatus of claim 16 wherein said bearing means has a larger outside diameter than the diameter of said indent prior to said bearing means being press fitted into said indent.
Claim 20
Dependent Claim
14 words
The apparatus of claim 15 wherein said bearing means comprises a contained, self-lubricating bearing.
Claim 21
Dependent Claim
14 words
The apparatus of claim 17 wherein said bearing means comprises a contained, self-lubricating bearing.
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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) | 1991-07-05 | 1992-01-04 | 1992-07-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1995-07-05 | 1996-01-04 | 1996-07-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1999-07-05 | 2000-01-04 | 2000-07-05 | $7700.00 | Window Closed / Lapsed |