US3295514A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Electrical dental instrument assembly
Assignee: Dentists Supply Company of New York
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Filing: 1964-06-08
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Granted: 1967-01-03
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Expires: 1984-06-08
Abstract
No abstract record available.
Inventors
- 👤 Dale E Hein
- 👤 William R Heathe
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 17:20
CPC Classifications
A; A61; A61B; A61B1/00; A61B1/24; A61B1/247; A61B18/00; A61B18/04; A61B18/08; A61B18/082; A61B18/085; A61B5/00; A61B5/05; A61B5/053; A61B5/0534; A61B1/06
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
249 words
AN INTERCHANGEABLE PLURAL ELECTRICAL DENTAL INSTRUMENT ASSEMBLY WHEREIN EACH INSTRUMENT IS USED INDIVIDUALLY AND REQUIRES CURRENT OF A DIFFERENT TYPE FROM THE OTHERS, COMPRISING IN COMBINATION: (A) A COMMON BODY MEMBER, (B) A PLURALITY OF ELECTRICAL INSTRUMENTS HAVING ELECTRICAL MEANS RESPECTIVELY FOR PERFORMING DIFFERENT DENTAL OPERATIONS AND EACH HAVING SIMILAR BASE MEMBERS ALL COMPLEMENTARY TO SAID BODY MEMBER AND SELECTIVELY AND COMMONLY ENGAGEABLE THEREWITH, (C) A PLURALITY OF SETS OF SEPARABLE CO-ENGAGEABLE CONTACTS ARRANGED WITH ONE CONTACT OF EACH SET CARRIED BY SAID BODY MEMBER IN A PATTERNED ARRANGEMENT AND DUPLICATES OF THE OTHER CONTACT OF EACH SET BEING CARRIED RESPECTIVELY BY SAID BASE MEMBERS IN SIMILAR PATTERNS COMPRISING INDEXING MEANS TO INSURE SIMILAR POSITIONING OF ALL SAID BASE MEMBERS OF SAID DIFFERENT DENTAL INSTRUMENTS WITH SAID BODY MEMBER, (D) A MULTI-CONDUCTOR FLEXIBLE ELECTRIC CABLE CONNECTED AT ONE END TO SAID BODY MEMBER WITH THE CORRESPONDING ENDS OF SAID CONDUCTORS CONNECTED TO THE CONTACTS ON SAID BODY MEMBER AND THE OPPOSITE ENDS OF SAID CONDUCTORS RESPECTIVELY BEING CONNECTABLE TO SUITABLE SOURCES OF DIFFERENT TYPES OF CURRENT RESPECTIVELY OF THE TYPE REQUIRED BY SAID DIFFERENT DENTAL INSTRUMENTS, AND (E) A DIFFERENT ONE OF THE CONTACTS OF THE PATTERNED ARRANGEMENT OF CONTACTS CARRIED BY EACH OF SAID BASE MEMBERS OF SAID INSTRUMENTS BEING CONNECTED TO THE ELECTRICAL MEANS IN SAID INSTRUMENTS AND THE OTHER CONTACTS THEREON BEING UNCONNECTED WITH SAID ELECTRICAL MEANS, WHEREBY CONNECTION OF EACH DENTAL INSTRUMENT TO ITS INTENDED TYPE OF CURRENT CARRIED BY SAID ELECTRIC CABLE IS INSURED
Claim 2
Dependent Claim
249 words
AN INTERCHANGEABLE PLURAL ELECTRICAL DENTAL INSTRUMENT ASSEMBLY WHEREIN EACH INSTRUMENT IS USED INDIVIDUALLY AND REQUIRES CURRENT OF A DIFFERENT TYPE FROM THE OTHERS, COMPRISING IN COMBINATION: (A) A COMMON BODY MEMBER, (B) A PLURALITY OF ELECTRICAL INSTRUMENTS HAVING ELECTRICAL MEANS RESPECTIVELY FOR PERFORMING DIFFERENT DENTAL OPERATIONS AND EACH HAVING SIMILAR BASE MEMBERS ALL COMPLEMENTARY TO SAID BODY MEMBER AND SELECTIVELY AND COMMONLY ENGAGEABLE THEREWITH, (C) A PLURALITY OF SETS OF SEPARABLE CO-ENGAGEABLE CONTACTS ARRANGED WITH ONE CONTACT OF EACH SET CARRIED BY SAID BODY MEMBER IN A PATTERNED ARRANGEMENT AND DUPLICATES OF THE OTHER CONTACT OF EACH SET BEING CARRIED RESPECTIVELY BY SAID BASE MEMBERS IN SIMILAR PATTERNS COMPRISING INDEXING MEANS TO INSURE SIMILAR POSITIONING OF ALL SAID BASE MEMBERS OF SAID DIFFERENT DENTAL INSTRUMENTS WITH SAID BODY MEMBER, (D) A MULTI-CONDUCTOR FLEXIBLE ELECTRIC CABLE CONNECTED AT ONE END TO SAID BODY MEMBER WITH THE CORRESPONDING ENDS OF SAID CONDUCTORS CONNECTED TO THE CONTACTS ON SAID BODY MEMBER AND THE OPPOSITE ENDS OF SAID CONDUCTORS RESPECTIVELY BEING CONNECTABLE TO SUITABLE SOURCES OF DIFFERENT TYPES OF CURRENT RESPECTIVELY OF THE TYPE REQUIRED BY SAID DIFFERENT DENTAL INSTRUMENTS, AND (E) A DIFFERENT ONE OF THE CONTACTS OF THE PATTERNED ARRANGEMENT OF CONTACTS CARRIED BY EACH OF SAID BASE MEMBERS OF SAID INSTRUMENTS BEING CONNECTED TO THE ELECTRICAL MEANS IN SAID INSTRUMENTS AND THE OTHER CONTACTS THEREON BEING UNCONNECTED WITH SAID ELECTRICAL MEANS, WHEREBY CONNECTION OF EACH DENTAL INSTRUMENT TO ITS INTENDED TYPE OF CURRENT CARRIED BY SAID ELECTRIC CABLE IS INSURED
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) | 1970-01-02 | 1970-07-04 | 1971-01-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-01-02 | 1974-07-04 | 1975-01-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-01-02 | 1978-07-04 | 1979-01-03 | $7700.00 | Window Closed / Lapsed |