Patent US3220446A successfully refreshed from Google Patents.
US3220446A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Band saw guide
Assignee: Individual
•
Filing: 1963-12-20
•
Granted: 1965-11-30
•
Expires: 1983-12-20
Abstract
No abstract record available.
Inventors
- 👤 Walter H Burkey
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 01:19
CPC Classifications
B; B27; B27B; B27B13/00; B27B13/10; Y; Y10; Y10T; Y10T83/00; Y10T83/242; Y10T83/263; Y10T83/707; Y10T83/7264
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
215 words
A BAND SAW GUIDE BLADE COMPRISIG AN UPPER BODY AND A LOWER BODY ADAPTED TO BE MOUNTED ABOVE AND BELOW A WORK SUPPORT RESPECTIVELY AND ADJACENT A SAW SLOT THERETHROUGH, SAID UPPER BODY HAVING A CUTAWAY PORTION ADJACENT ITS LOWER SIDE AND SAID LOWER BODY HAVING A CUTAWAY PORTION ADJACENT ITS UPPER SIDE, THE END OF EACH CUTAWAY PORTION HAVING A THREADED BORE THEREIN, A SCREW HAVING A FLANGE AND A SMOOTH CIRCUMFERENTIAL HEAD MOUNTED IN EACH BORE, BEARING MEANS CARRIED BY SAID HEADS, A BACKING WHEEL HAVING AN ANNULAR GROOVE ADAPTED TO ABUT THE BACK EDGE OF A BAND SAW BLADE ROTATABLY MOUNTED ON SAID BEARING MEANS ON SAID SMOOTH HEAD, A PAIR OF STUDS SECURING SAID BACKING WHEEL ON SAID HEAD, A PAIR OF STUDS EXTENDING FROM EACH SAID BODY ABOVE SAID CUTAWAY PORTION OF SAID UPPER BODY AND BELOW SAID CUTAWAY PORTION OF SAID LOWER BODY RESPECTIVELY, SAID STUDS EXTENDING TRANSVERSELY OF THE AXIS OF SAID SCREW AND BEING SPACED APART, A BEARING ON THE END OF EACH STUD, A GUIDE WHEEL MOUNTED ON EACH BEARING, MEANS PERMITTING ADJUSTMENT OF SAID STUDS LINEARLY TO VARY THE POSITION OF SAID GUIDE WHEELS IN ACCORDANCE WITH THE WIDTH OF THE BAND SAW BLADE, AND MEANS SECURING SAID STUDS IN A SELECTED POSITION OF ADJUSTMENT.
Claim 2
Dependent Claim
215 words
A BAND SAW GUIDE BLADE COMPRISIG AN UPPER BODY AND A LOWER BODY ADAPTED TO BE MOUNTED ABOVE AND BELOW A WORK SUPPORT RESPECTIVELY AND ADJACENT A SAW SLOT THERETHROUGH, SAID UPPER BODY HAVING A CUTAWAY PORTION ADJACENT ITS LOWER SIDE AND SAID LOWER BODY HAVING A CUTAWAY PORTION ADJACENT ITS UPPER SIDE, THE END OF EACH CUTAWAY PORTION HAVING A THREADED BORE THEREIN, A SCREW HAVING A FLANGE AND A SMOOTH CIRCUMFERENTIAL HEAD MOUNTED IN EACH BORE, BEARING MEANS CARRIED BY SAID HEADS, A BACKING WHEEL HAVING AN ANNULAR GROOVE ADAPTED TO ABUT THE BACK EDGE OF A BAND SAW BLADE ROTATABLY MOUNTED ON SAID BEARING MEANS ON SAID SMOOTH HEAD, A PAIR OF STUDS SECURING SAID BACKING WHEEL ON SAID HEAD, A PAIR OF STUDS EXTENDING FROM EACH SAID BODY ABOVE SAID CUTAWAY PORTION OF SAID UPPER BODY AND BELOW SAID CUTAWAY PORTION OF SAID LOWER BODY RESPECTIVELY, SAID STUDS EXTENDING TRANSVERSELY OF THE AXIS OF SAID SCREW AND BEING SPACED APART, A BEARING ON THE END OF EACH STUD, A GUIDE WHEEL MOUNTED ON EACH BEARING, MEANS PERMITTING ADJUSTMENT OF SAID STUDS LINEARLY TO VARY THE POSITION OF SAID GUIDE WHEELS IN ACCORDANCE WITH THE WIDTH OF THE BAND SAW BLADE, AND MEANS SECURING SAID STUDS IN A SELECTED POSITION OF ADJUSTMENT.
References Cited (Backward Citations)
US2152906A
Cited
US2670767A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-11-29 | 1969-05-31 | 1969-11-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-11-29 | 1973-05-31 | 1973-11-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-11-29 | 1977-05-31 | 1977-11-30 | $7700.00 | Window Closed / Lapsed |