Combined welding and grinding shield
Abstract
Abstract A DOWNWARDLY OPENING HEADPIECE FOR DOWNWARD PLACEMENT ON AND SUPPORT FROM THE HEAD OF A WORKMAN. THE HEADPIECE INCLUDES AN UPPER CENTRAL PORTION FROM WHICH A ROTATABLE SUPPORT IS MOUNTED FOR ROTATION ABOUT AN UPSTANDING AXIS CENTRALLY DISPOSED RELATIVE TO THE HEADPIECE AND A PAIR OF EYE SHIELDING STRUCTURES ARE OSCILLATABLY SUPPORTED FROM THE ROTATABLE SUPPORT FOR OSCILLATION ABOUT GENERALLY PARALLEL HORIZONTAL AXIS EXTENDING BETWEEN A FIRST PAIR OF REMOTE SIDE PORTIONS OF THE HEADPIECE BETWEEN CLOSELY ADJACENT RAISED POSITIONS DISPOSED ABOVE A SECOND PAIR OF REMOTE SIDE PORTIONS OF THE HEADPIECE AND OPPOSITELY DOWNWARDLY SWUNG ACTIVE POSITIONS DEPENDING FROM THE AFOREMENTIONED SECOND PAIR OF REMOTE SIDE PORTIONS OF THE HEADPIECE.
Inventors
- 👤 Harold C Metz
Bibliographic Details
Claims Analysis
Total Claims: 0References Cited (Backward Citations)
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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) | 1974-06-07 | 1974-12-07 | 1975-06-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-06-07 | 1978-12-07 | 1979-06-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-06-07 | 1982-12-07 | 1983-06-08 | $7700.00 | Window Closed / Lapsed |