Patent US3708237A successfully refreshed from Google Patents.
US3708237A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Doweling jig
Assignee: Individual
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Filing: 1971-07-26
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Granted: 1973-01-02
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Expires: 1991-07-26
Abstract
Abstract A Doweling Jig including a work piece clamping device having a pair of work engaging clamping jaws for clamping work pieces to be doweled together, and a drill guide mounted upon said clamping device for locating matched dowel holes to be drilled in said work pieces. The said drill guide being reversible upon said clamping device to locate said holes at identical predetermined distances measured from the opposite sides of said work pieces which are in contact with said jaws, without removing the doweling jig from the work pieces, by simply reversing the position of the drill guide upon said clamping device.
Inventors
- 👤 S Kruse
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 22:48
CPC Classifications
B; B23; B23B; B23B47/00; B23B47/28; B23B47/287; B23B47/288; Y; Y10; Y10T; Y10T408/00; Y10T408/55; Y10T408/563; Y10T408/5635; Y10T408/5638; Y10T408/567
Claims Analysis
Total Claims: 9
Claim 1
Independent Claim
121 words
A doweling jig including a plate portion having therein an open way and a stationary clamping jaw and a movable jaw slidable on said plate portion and a screw anchored to said plate portion for moving said movable jaw to clamp a work piece between said jaws, a guide carriage insertable into said way and having a guide member thereon, said carriage being reversible in said way and having a locating projection engageable with reclining means on each of said clamping jaws at equal distances from the opposed surfaces of said clamping jaws which are engageable with said work pieces for locating said guide member at equal predetermined distances from the opposite sides of said work pieces engaged by said jaws.
Claim 2
Dependent Claim
121 words
A doweling jig including a plate portion having therein an open way and a stationary clamping jaw and a movable jaw slidable on said plate portion and a screw anchored to said plate portion for moving said movable jaw to clamp a work piece between said jaws, a guide carriage insertable into said way and having a guide member thereon, said carriage being reversible in said way and having a locating projection engageable with reclining means on each of said clamping jaws at equal distances from the opposed surfaces of said clamping jaws which are engageable with said work pieces for locating said guide member at equal predetermined distances from the opposite sides of said work pieces engaged by said jaws.
Claim 3
Dependent Claim
133 words
A doweling jig including a plate portion having therein a plurality of open parallel ways and thereunder a stationary jaw portion, a movable jaw slidable on said plate portion and an anchoring portion, a screw threaded to said anchoring portion for moving said movable jaw to clamp together a pair of work pieces between said jaws and crosswise to said ways, a guide carriage insertable in said ways and having thereon a drill guide and a guide locating pin depending therefrom, said carriage being reversable in said ways and each of said jaws having a hole therein at equal distances from their work piece engaging surfaces to receive said guide locating pin and thereby locate said drill guide over said work pieces at equal distances from the surfaces thereof engaged by said jaws.
Claim 4
Dependent Claim
133 words
A doweling jig including a plate portion having therein a plurality of open parallel ways and thereunder a stationary jaw portion, a movable jaw slidable on said plate portion and an anchoring portion, a screw threaded to said anchoring portion for moving said movable jaw to clamp together a pair of work pieces between said jaws and crosswise to said ways, a guide carriage insertable in said ways and having thereon a drill guide and a guide locating pin depending therefrom, said carriage being reversable in said ways and each of said jaws having a hole therein at equal distances from their work piece engaging surfaces to receive said guide locating pin and thereby locate said drill guide over said work pieces at equal distances from the surfaces thereof engaged by said jaws.
Claim 5
Dependent Claim
25 words
A doweling jig as set forth in claim 2 wherein said drill guide is adjustably mounted upon said carriage with relation to said locating pin.
Claim 6
Dependent Claim
28 words
A doweling jig as set forth in claim 2 including a guide holder adjustably mounted upon said carriage, and a drill guide member detachably mounted in said holder.
Claim 7
Dependent Claim
22 words
A doweling jig as set forth in FIG. 2 including finger operated hold-down means for detachably retaining said carriage within said ways.
Claim 8
Dependent Claim
22 words
A doweling jig as set forth in FIG. 2 including finger operated hold-down means for detachably retaining said carriage within said ways.
Claim 9
Dependent Claim
30 words
A doweling jig as set forth in claim 2 including slots along said ways, and finger operable means engageable with said slots for detachably retaining said carriage within said ways.
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) | 1976-01-02 | 1976-07-03 | 1977-01-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1980-01-02 | 1980-07-03 | 1981-01-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1984-01-02 | 1984-07-03 | 1985-01-02 | $7700.00 | Window Closed / Lapsed |