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US 4,798,113 AGranted
Extension table apparatus for power saw
OwnerJohn P. Viazankoinventor
Life of this patent
Estimating the term…
Abstract
The table of a mitre saw has an extension table detachably attached thereto at each end. The extension table carries a fence in alignment with the mitre table fence, and the fence carries a movable stop and index scale. The stop can be fit on either the left or right extension table fence. The mitre saw is preferably mounted on its own base, with the base being provided with wheels for easy transport and removable legs for support. The left and right extension tables each have pivotable support legs and, when detached, the extension tables are carried and protected in a carrying case.
Claims35
An extension table apparatus for a power saw having a table and a fence, comprising:
- a base;
- power saw mounting means on said base for supporting a power saw thereon;
- extension table mounting means on the power saw table and for demountably interengaging with an extensions table, engagement means on the power saw fence,
- an extension table demountably mounted on said extension table mounting means for demounting with respect thereto and mounting with respect to said mounting means on both the saw table, a fence on the extension table for detachable engagement with said engagement means of the power saw fence;
- wheels on said base for providing transport for said base from one site to another;
- and
- demountable legs on said base for supporting said base above the floor in a position where said wheels are above the floor so that said legs can be demounted so that said base can rest on its wheels.
4 more elements
An extension table apparatus for a power saw, comprising:
- a base said base being hollow;
- power saw mounting means on said base for supporting a power saw thereon;
- extension table mounting means on said base for demountably carrying a power saw extension table thereon;
- an extension table demountably mounted on said extension table mounting means for demounting with respect thereto;
- wheels on said base for providing transport for said base from one site to another, first and second hinged panels on the bottom of said base to close a portion of the bottom thereof, said wheels being mounted on the top of said panels when they are in the closed position so that said wheels are within said hollow base and said wheels are directed downwardly when said panels are swung to an open position;
- and
- demountable legs on said base for supporting said base above the floor in a position where said wheels are above the floor so that said legs can be demounted so that said base can rest on its wheels.
4 more elements
An extension table apparatus for
- detachable attachment to a power saw having a saw table and a fence, comprising:
- an extension table having a top surface and having a fence thereon, engagement means on said extension table fence for detachable engagement with the fence on the power saw;
- attachment means on said extension saw table for detachably attaching said extension table to the table of the power saw, said attachment means comprising an angle plate for movable attachment to the table of a power saw and first and second movable latch bolts movably mounted on said angle plate, said latch bolts being engageable in holes in said extension table to attach said extension table to the saw table with said engagement means on said extension table fence engaging with the fence on the power saw to maintain alignment between both the extension table and saw table and the extension table fence and saw table fence.
An extension table apparatus for a power saw, comprising:
- at least one extension table, said extension table having attachment means thereon for attachment to a power saw having a saw table and having a saw table fence on the top of the saw table;
- a fence on said extension table, engagement means on said extension table fence for detachable alignment and engagement with the saw table fence, said attachment means being adjustable so that said extension table and said fence on said table fence with said engagement means maintaining the alignment;
- a scale holder mounted on said fence of said extension table, said scale holder having an index scale thereon which is positionable with respect to the saw blade of the power saw so as to be able to indicate cut length distances;
- a stop movably mounted on said scale holder to be movable in a position along the length of said fence to define a length to be cut.
1 more element
An extension table system for a portable power
- machine having a cutting tool and having a work-supporting surface positioned with respect to the cutting tool and fence mounted with respect to the work-supporting surface and the cutting tool of the portable power machine, said system comprising first and second extension tables, each of said extension tables having a top surface and having a fence mounted with respect to the top surface of said extension table;
- attachment means on both of said first and second tables for attaching to the saw table for detachably attaching said extension tables to the saw table on opposite sides of the saw table;
- engagement means on at least one of said extension table fences for engaging with the fence on the portable power machine, said engagement means providing and maintaining alignment between said extension table fence and the power machine table fence.
Dependencies are inferred from the claim text.