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US 5,421,231 AGranted
Portable saw table
AssigneeTapco Products Company, Inc.
InventorsDouglas G. Break, Arthur B. Chubb, Daniel J. Spencer, James E. Suyak
Life of this patent
Estimating the term…
Abstract
A portable saw table comprising a saw track pivotally supported on a saw table. A protractor is mounted on the saw track and an indicator-indexer plate is mounted on the saw table. A hand operated locking mechanism is provided. The saw table includes laterally extensible side members and longitudinally extending end members.
Claims41
A portable saw table for a portable power saw or a portable router comprising:
- a table base having a front and back,
- a saw track having a track base,
- said saw track comprising front and back track supports, a pair of track means mounted on said track supports, said table base being mounted between said track supports and underlying said pair of track means,
- pivot means on said table base for pivotally supporting said saw track on said table base adjacent the back of said table base about a pivot axis such that said pair of track means overlies said table base and said table base is mounted between said pair of track means and said track base and such that said track has angular movement relative to said base,
- a saw slide for supporting said portable power saw or said portable router slidably supported on said track means of said saw track,
- protractor means fixedly mounted on said track base of said saw track,
- said protractor means having a protractor axis aligned with the pivot axis,
- indicator means fixedly mounted on said table base for indicating pivotal movement of said saw track and interconnected to said protractor means by said pivot means,
- said protractor means having arcuate outer peripheral edge bearing indicia,
- said protractor means having a radius extending from the protractor axis such that only a portion of the arcuate edge bearing indicia extend beyond the front of the table base throughout the angular movement of said saw track relative to said table base and said protractor means having a radius extending from said protractor axis such that the arcuate edge bearing indicia are viewable by an operator facing the front of said table base throughout the angular movement of said track relative to said table base.
7 more elements
A portable saw table for a portable power saw or portable router comprising:
- a table base,
- pivot means,
- a saw track pivotally mounted on said table base,
- a saw slide for supporting the portable power saw or the portable router slidably supported on said saw track,
- protractor means fixedly mounted on said saw track,
- indicator means fixedly mounted on said table base for indicating pivotal movement of said saw track and interconnected to said protractor means by said pivot means, and
- means for locking said saw track in an adjusted position to said table base,
- said locking means comprising a spring mounted stop member within said track for engaging both said protractor means and said indicator means for preventing relative rotation therebetween, and
- means for releasing said stop member to allow pivoting of said saw track relative to said table base.
6 more elements
A portable saw table for a portable power saw or a portable router comprising:
- a table base including a base member,
- a saw track pivotally mounted on said table base,
- pivot means on said table base for pivotally supporting said track on said table base,
- a saw slide for supporting the portable power saw or the portable router slidably supported on said saw track,
- protractor means fixedly mounted on said saw track,
- indicator means fixedly mounted on said table base for indicating pivotal movement of said saw track and interconnected to said protractor means by said pivot means, and
- said table base comprising,
- said base member having a flat upper surface,
- a work table on said flat upper surface of said base member,
- guide means comprising upstanding inwardly extending projections along side edges of said base member and
- grooves extending along opposite sides of said work table for receiving the projections on said guide means.
8 more elements
A portable saw table for a portable power saw or a portable router comprising:
- a table base,
- a saw track pivotally mounted on said table base,
- pivot means on said table base for pivotally supporting said saw track on said table base,
- a saw slide for supporting the portable power saw or the portable router slidably supported on said saw track,
- protractor means fixedly mounted on said saw track,
- indicator means fixedly mounted on said table base for indicating pivotal movement of said saw track and interconnected to said protractor means by said pivot means, and
- means for locking said saw track in an adjusted position on said table base,
- said locking means comprising
- a locking rod mounted within said track,
- a spring loaded stop within said track for engaging both said protractor means and said indicator means for preventing relative rotation therebetween, and
- means for releasing said stop to allow pivoting of said saw track relative to said table base.
8 more elements
A portable saw table for a portable power saw or a portable router comprising:
- a table base having a base member,
- a saw track having a track base,
- said saw track comprising front and back track supports on said track base, a pair of track means mounted on said track supports,
- a work table mounted between said track supports and underlying said pair of track means,
- pivot means on said table base for pivotally supporting said saw track on said table base such that said pair of track means overlies said table base and said table base is mounted between said pair of track means and said track base,
- a saw slide for supporting said portable power saw or said portable router slidably supported on said saw track,
- protractor means fixedly mounted on said saw track,
- indicator means fixedly mounted on said table base for indicating pivotal movement of said saw track and interconnected to said protractor means by said pivot means,
- guide means comprising upstanding inwardly extending projections along side edges of said base member, and
- grooves extending along opposite side of said work table for receiving the projections on said guide means.
7 more elements
A portable saw table for a portable power saw or a portable router comprising:
- a table base,
- a saw track having a track base,
- said saw track comprising front and back track supports, a pair of track means mounted on said track supports, and a work table mounted between said track supports and underlying said pair of track means,
- pivot means on said table base for pivotally supporting said saw track on said table base such that said pair of track means overlies said table base and said table base is mounted between said pair of track means and said track base,
- a saw slide for supporting said portable power saw or said portable router slidably supported on said saw track,
- protractor means fixedly mounted on said saw track,
- indicator means fixedly mounted on said table base for indicating pivotal movement of said saw track and interconnected to said protractor means by said pivot means,
- said protractor means having a radius extending from the protractor axis such that only a portion of the arcuate edge bearing indicia extend beyond the front of the table base throughout the angular movement of said saw track relative to said table base and said protractor means having a radius extending from said protractor axis such that the arcuate edge bearing indicia are viewable by an operator facing the front of said table base throughout the angular movement of said track relative to said table base,
- means for locking said saw track in an adjusted position on said table base.
6 more elements
A portable saw table for a portable power saw or a portable router comprising:
- a table base,
- a saw track,
- said saw track comprising front and back track supports, a pair of track means mounted on said track supports, and a track base mounted between said track supports and underlying said pair of track means,
- pivot means on said table base for pivotally supporting said saw track on said table base such that said pair of track means overlies said table base and said table base is mounted between said pair of track means and said track base,
- a saw slide for supporting said portable power saw or said portable router slidably supported on said saw track,
- protractor means fixedly mounted on said saw track,
- indicator means fixedly mounted on said table base for indicating pivotal movement of said saw track and interconnected to said protractor means by said pivot means,
- said indicator means is a plate having a substantially arcuate edge and which overlies said protractor and has spaced projections about the arcuate edge, and means mounted on the projections for guiding an arcuate edge of said protractor means.
5 more elements
A portable power saw table for a portable saw or a portable router comprising:
- a table base,
- a saw track,
- said saw track comprising front and back track supports, a pair of track means mounted on said track supports, and a track base mounted between said track supports and underlying said pair of track means,
- pivot means on said table base for pivotally supporting said saw track on said table base such that said pair of track means overlies said table base and said table base is mounted between said pair of track means and said track base,
- a saw slide for supporting said portable power saw or said portable router slidably supported on said saw track,
- protractor means fixedly mounted on said saw track,
- indicator means fixedly mounted on said table base for indicating pivotal movement of said saw track and interconnected to said protractor means by said pivot means,
- front and back lateral extension means, each lateral extension means comprising an extension,
- a support arm connected to said table base and said extension by fixed pivots,
- a locking arm means connected to said table base by a first pivot at one end and slidably connected at the other end to said extension through a sliding pivot sleeve, and
- means to lock the sliding pivot sleeve and thus the locking arm means in position,
- said means to lock the sliding pivot sleeve comprising a locking knob having a threaded end extending through and slidable along an elongated slot in the extension and into a threaded opening in the sliding pivot sleeve so that upon tightening of the locking knob, the sliding pivot sleeve is brought into frictional engagement with the extension to prevent movement.
9 more elements
A portable saw table for a portable power saw or a portable router comprising:
- a table base having a front and back,
- a saw track having a track base,
- said saw track comprising front and back track supports, a pair of track means mounted on said track supports, said table base being mounted between said track supports and underlying said pair of track means,
- pivot means on said table base for pivotally supporting said track base of said saw track on said table base adjacent the back of said table base about a pivot axis such that said pair of track means overlies said table base and said table base is mounted between said pair of track means and said track base and such that said track has angular movement relative to said base,
- a saw slide for supporting said portable power saw or said portable router slidably supported on said track means of said saw track,
- protractor means fixedly mounted on said track base of said saw track,
- said protractor means having a protractor axis aligned with the pivot axis,
- indicator means fixedly mounted on said table base for indicating pivotal movement of said saw track and interconnected to said protractor means by said pivot means,
- said protractor means having arcuate outer peripheral edge bearing indicia and having an indicator axis aligned with the axis of said pivot axis and protractor axis,
- said protractor means having a radius such that the arcuate edge bearing indicia are viewable by an operator facing the front of said table base throughout the angular movement of said track relative to said table base,
- said table base comprising
- a base member,
- said base member having a flat upper surface,
- a work table on said flat upper surface,
- guide means comprising upstanding inwardly extending projections along side edges of said base member, and
- grooves extending along opposite side of said work table for receiving the projections on said guide means.
13 more elements
A portable saw table for a portable power saw or a portable router comprising:
- a table base having a front and back,
- a saw track having a track base,
- said saw track comprising front and back track supports, a pair of track means mounted on said track supports, said table base being mounted between said track supports and underlying said pair of track means,
- pivot means on said table base for pivotally supporting said track base of said saw track on said table base adjacent the back of said table base about a pivot axis such that said pair of track means overlies said table base and said table base is mounted between said pair of track means and such that said track has angular movement relative to said base,
- a saw slide for supporting said portable power saw or said portable router slidably supported on said track means of said saw track,
- protractor means fixedly mounted on said track base of said saw track,
- said protractor means having a protractor axis aligned with the pivot axis,
- indicator means fixedly mounted on said table base for indicating pivotal movement of said saw track and interconnected to said protractor means by said pivot means,
- said protractor means having arcuate outer peripheral edge bearing indicia and having a radius aligned with the axis of said pivot axis and protractor axis,
- said protractor means having a radius extending from the protractor axis such that the arcuate edge bearing indicia extend beyond the table base and such that the arcuate edge bearing indicia are viewable by an operator facing the front of said table base throughout the angular movement of said track relative to said table base,
- means for locking said saw track in an adjusted position on said table base,
- said locking means comprising
- a locking rod mounted within said track base,
- a spring loaded stop within said track base for engaging both said protractor means and said indicator means for preventing relative rotation therebetween, and
- means for releasing said stop to allow pivoting of said saw track relative to said table base.
12 more elements
A portable saw table for a portable power saw or a portable router comprising:
- a table base having a front and back,
- a saw track having a track base,
- said saw track comprising front and back track supports, a pair of track means mounted on said track supports, said table base being mounted between said track supports and underlying said pair of track means,
- pivot means on said table base for pivotally supporting said track base of said saw track on said table base adjacent the back of said table base about a pivot axis such that said pair of track means overlies said table base and said table base is mounted between said pair of track means and said track base and such that said track has angular movement relative to said base,
- a saw slide for supporting said portable power saw or said portable router slidably supported on said track means of said saw track,
- protractor means fixedly mounted on said track base of said saw track,
- said protractor means having a protractor axis aligned with the pivot axis,
- indicator means fixedly mounted on said table base for indicating pivotal movement of said saw track and interconnected to said protractor means by said pivot means,
- said protractor means having arcuate outer peripheral edge bearing indicia and having an indicator axis aligned with the axis of said pivot axis and protractor axis,
- said protractor means having a radius such that the arcuate edge bearing indicia are viewable by an operator facing the front of said table base throughout the angular movement of said track relative to said table base,
- said indicator means comprising a plate having a substantially arcuate edge and which overlies said protractor means and has spaced projections about the arcuate edge, and
- rollers mounted on the projections for guiding an arcuate edge of said protractor means.
9 more elements
A portable saw table for a portable power saw or a portable router comprising:
- a table base having a front and back,
- a saw track having a track base,
- said saw track comprising front and back track supports, a pair of track means mounted on said track supports, said table base being mounted between said track supports and underlying said pair of track means,
- pivot means on said table base for pivotally supporting said track base of said saw track on said table base adjacent the back of said table base about a pivot axis such that said pair of track means overlies said table base and said table base is mounted between said pair of track means and said track base and such that said track has angular movement relative to said base,
- a saw slide for supporting said portable power saw or said portable router slidably supported on said track means of said saw track,
- protractor means fixedly mounted on said track base of said saw track,
- said protractor means having a protractor axis aligned with the pivot axis,
- indicator means fixedly mounted on said table base for indicating pivotal movement of said saw track and interconnected to said protractor means by said pivot means,
- said protractor means having arcuate outer peripheral edge bearing indicia and having an indicator axis aligned with the axis of said pivot axis and protractor axis,
- said protractor means having a radius such that the arcuate edge bearing indicia are viewable by an operator facing the front of said table base throughout the angular movement of said track relative to said table base,
- front and back lateral extension means each lateral extension means comprising an extension,
- a support arm connected to said table base and said extension by fixed pivots,
- a locking arm means connected to said table base by first pivot at one end and slidably connected at the other end to said extension through a sliding pivot sleeve, and
- means to lock the sliding pivot sleeve and thus the locking arm means in position.
11 more elements
Dependencies are inferred from the claim text.