US4648839A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Carrier device for hand tools, for use in dental work
Assignee: LIC CARE AB
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Filing: 1985-08-22
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Granted: 1987-03-10
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Expires: 2005-08-22
Abstract
Abstract The invention relates to a carrier device for hand tools for use in dental work. The carrier device incorporates holders for the tools and a supply for supplying pressurized air, water and/or electrical power to the tools. In accordance with the invention a magazine is arranged to carry the tools, and is movable in a manner to enable a selected tool to be moved to a pick-up station. The supply according to the invention comprises a single, flexible supply conduit incorporating channels for pressurized air, water and/or electrical power, and the tools and the supply conduit are provided with couplings for connecting a selected tool to the supply conduit in the pick-up station.
Inventors
- 👤 Ake Timerdahl
- 👤 Jan Angseryd
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-10 02:12
CPC Classifications
A; A61; A61G; A61G15/00; A61G15/14; A61G15/16; A61C; A61C1/00; A61C1/0007; A61C1/0038
Claims Analysis
Total Claims: 4
Claim 1
Independent Claim
97 words
A carrier device for selecting different hand tools for use in dental work, comprising holders for different tools, and supply means for supplying pressurized air and water to the tools, a magazine to carry the tools movable in a manner to enable a selected tool to be moved to a pick-up station; the supply means located at said pick-up station comprising a single, flexible supply conduit incorporating channels for pressurized air and water; and the tools and the supply conduit having respective coupling means for connecting a selected tool to the supply conduit in the pick-up station.
Claim 2
Dependent Claim
97 words
A carrier device for selecting different hand tools for use in dental work, comprising holders for different tools, and supply means for supplying pressurized air and water to the tools, a magazine to carry the tools movable in a manner to enable a selected tool to be moved to a pick-up station; the supply means located at said pick-up station comprising a single, flexible supply conduit incorporating channels for pressurized air and water; and the tools and the supply conduit having respective coupling means for connecting a selected tool to the supply conduit in the pick-up station.
Claim 3
Dependent Claim
73 words
A carrier device according to claim 1, in which the magazine includes a rotatable drum having a recess for each tool, said recesses being open in a radial direction, the drum being located in a casing which closely embraces the drum along the major part of its periphery and is provided with an opening at the pick-up station for enabling removal of the tool located in the pick-up station in a radial direction.
Claim 4
Dependent Claim
63 words
A carrier device according to claim 1, in which the coupling means on the tools and the supply conduit are arranged to effect interconnection when the two coupling means are pressed axially together;, and the drum is reciprocally movable in an axial direction in a manner to connect and disconnect the supply conduit to and from the tool located in the pick-up station.
References Cited (Backward Citations)
US1972072A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1990-03-09 | 1990-09-08 | 1991-03-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1994-03-09 | 1994-09-08 | 1995-03-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1998-03-09 | 1998-09-08 | 1999-03-10 | $7700.00 | Window Closed / Lapsed |