Patent US3269065A successfully refreshed from Google Patents.
US3269065A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Sanding apparatus
Assignee: Individual
•
Filing: 1963-12-23
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Granted: 1966-08-30
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Expires: 1983-12-23
Abstract
No abstract record available.
Inventors
- 👤 John A Nylund
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 08:10
CPC Classifications
B; B24; B24B; B24B21/00; B24B21/04
Claims Analysis
Total Claims: 4
Claim 1
Independent Claim
202 words
A METHOD OF SANDING A NONMETALLIC WORKPIECE HAVING OPPOSED YIELDING AND ELASTIC SURFACE OF VARYING DEGREES OF HARDNESS IN ZONES NONUNIFORMLY DISTRIBUTED OVER THE SURFACES, THE METHOD COMPRISING PASSING SAID WORKPIECE BETWEEN A PAIR OF ENDLESS TRAVELING SANDING BELTS, WHERE SAID BELTS HAVE RUNS DISPOSED OPPOSITE EACH OTHER THAT CONVERGE ON EACH OTHER AND THAT DEFINE A SANDING ZONE FOR THE WORKPIECE IN A REGION WHERE THE BELT RUNS COME THE CLOSEST TO EACH OTHER, SANDING BOTH OF SAID OPPOSED SURFACES SIMULTANEOUSLY WITH SAID BELT RUNS IN SAID SANDING ZONE, WHEREBY EACH BELT RUN IN THE SANDING ZONE DEFINES A DATUM PLANE FOR THE DEPTH AND SMOOTHNESS OF FINISH PRODUCED BY THE BELT RUN OPPOSITE, COMPRESSING THE YEILDING AND ELASTIC SURFACES OF SAID WORKPIECE IN SAID SANDING ZONE WITH SAID OPPOSED RUNS, WHEREBY THE WORKPIECE IN SAID ZONE HAS UNDER COMPRESSION A DIMENSION BETWEEN ITS SAID OPPOSED SURFACE WHICH IS LESS THAN THE FINALLY DEVELOPED DIMENSION BETWEEN SAID SURFACES, AND FIXING THE SPACING BETWEEN THE BELT RUNS IN SAID SANDING ZONE, DURING THE COMPRESSING AND SANDING OF THE WORKPIECE, WHEREBY THE WORKPIECE HAS UNDER COMPRESSION A DIMENSION BETWEEN ITS SAID OPPOSED SURFACES WHICH IS UNIFORM THROUGHOUT THE EXPANSE OF THE WORKPIECE TREATED.
Claim 2
Independent Claim
202 words
A METHOD OF SANDING A NONMETALLIC WORKPIECE HAVING OPPOSED YIELDING AND ELASTIC SURFACE OF VARYING DEGREES OF HARDNESS IN ZONES NONUNIFORMLY DISTRIBUTED OVER THE SURFACES, THE METHOD COMPRISING PASSING SAID WORKPIECE BETWEEN A PAIR OF ENDLESS TRAVELING SANDING BELTS, WHERE SAID BELTS HAVE RUNS DISPOSED OPPOSITE EACH OTHER THAT CONVERGE ON EACH OTHER AND THAT DEFINE A SANDING ZONE FOR THE WORKPIECE IN A REGION WHERE THE BELT RUNS COME THE CLOSEST TO EACH OTHER, SANDING BOTH OF SAID OPPOSED SURFACES SIMULTANEOUSLY WITH SAID BELT RUNS IN SAID SANDING ZONE, WHEREBY EACH BELT RUN IN THE SANDING ZONE DEFINES A DATUM PLANE FOR THE DEPTH AND SMOOTHNESS OF FINISH PRODUCED BY THE BELT RUN OPPOSITE, COMPRESSING THE YEILDING AND ELASTIC SURFACES OF SAID WORKPIECE IN SAID SANDING ZONE WITH SAID OPPOSED RUNS, WHEREBY THE WORKPIECE IN SAID ZONE HAS UNDER COMPRESSION A DIMENSION BETWEEN ITS SAID OPPOSED SURFACE WHICH IS LESS THAN THE FINALLY DEVELOPED DIMENSION BETWEEN SAID SURFACES, AND FIXING THE SPACING BETWEEN THE BELT RUNS IN SAID SANDING ZONE, DURING THE COMPRESSING AND SANDING OF THE WORKPIECE, WHEREBY THE WORKPIECE HAS UNDER COMPRESSION A DIMENSION BETWEEN ITS SAID OPPOSED SURFACES WHICH IS UNIFORM THROUGHOUT THE EXPANSE OF THE WORKPIECE TREATED.
Claim 3
Dependent Claim
103 words
A DIMENSIONAL SANDING APPARATUS FOR NONMETALLIC WORKPIECES COMPRISING A FRAME, A PAIR OF SUBSTANTIALLY HORIZONTAL ROLLERS, RIGID PERIPHERIES FOR THE ROLLERS CENTERED ABOUT THE AXES FOR THE ROLLERS, MEANS MOUNTING THE ROLLERS ON SAID FRAME WITH ONE DIRECTLY ABOVE THE OTHER, SAID MEANS MOUNTING SAID ROLLERS SUPPORTING THE ROLLERS WITH THEIR AXES A FIXED DISTANCE APART AND WITH THE PERIPHERIES OF THE ROLLERS IN SPACED RELATIONSHIP, AND AN ENDLESS BELT TRAINED OVER EACH OF SAID ROLLERS, SAID ROLLERS PROVIDING NONYIELDING BACKING FOR THE TWO BELTS IN A ZONE LOCATED BETWEEN THE ROLLERS WHICH CONSTITUTES A DIMENSIONAL SIZING AND SANDING ZONE IN THE APPARATUS.
Claim 4
Dependent Claim
103 words
A DIMENSIONAL SANDING APPARATUS FOR NONMETALLIC WORKPIECES COMPRISING A FRAME, A PAIR OF SUBSTANTIALLY HORIZONTAL ROLLERS, RIGID PERIPHERIES FOR THE ROLLERS CENTERED ABOUT THE AXES FOR THE ROLLERS, MEANS MOUNTING THE ROLLERS ON SAID FRAME WITH ONE DIRECTLY ABOVE THE OTHER, SAID MEANS MOUNTING SAID ROLLERS SUPPORTING THE ROLLERS WITH THEIR AXES A FIXED DISTANCE APART AND WITH THE PERIPHERIES OF THE ROLLERS IN SPACED RELATIONSHIP, AND AN ENDLESS BELT TRAINED OVER EACH OF SAID ROLLERS, SAID ROLLERS PROVIDING NONYIELDING BACKING FOR THE TWO BELTS IN A ZONE LOCATED BETWEEN THE ROLLERS WHICH CONSTITUTES A DIMENSIONAL SIZING AND SANDING ZONE IN THE APPARATUS.
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) | 1969-08-29 | 1970-02-28 | 1970-08-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-08-29 | 1974-02-28 | 1974-08-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-08-29 | 1978-02-28 | 1978-08-30 | $7700.00 | Window Closed / Lapsed |