Three-dimensional combination measuring tool
AssigneesNedful Products Co., Ltd., Qualipro Enterprise Co., Ltd.
InventorDerek Theodorus Pater
Life of this patent
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Abstract
A combination measuring tool includes a main body having a first portion having a plurality of first graduations and a second portion having a plurality of second graduations, a transverse bar movably and rotatably mounted on the main body and having a semi-circular protrusion having a plurality of angle scales, a protractor secured to the transverse bar and having a plurality of angle scales, a pivot plate pivotally mounted on the protractor, and a ruler movably mounted on the main body and having a plurality of graduations. Thus, the measuring and drawing angle of the combination measuring tool can be adjusted easily and freely, thereby facilitating a user operating the combination measuring tool to draw marking lines.
Claims20
A combination measuring tool, comprising:
- a main body having a first portion formed with a flattened side having a plurality of first graduations and a second portion formed with a through hole having a periphery formed with a plurality of second graduations;
- a transverse bar movably and rotatably mounted on the first portion of the main body and having a middle portion formed with a semi-circular protrusion having a plurality of angle scales;
- a protractor having a first portion secured to the transverse bar and a semi-circular second portion having a plurality of angle scales;
- a pivot plate pivotally mounted on the second portion of the protractor;
- a ruler having a first portion movably mounted on the second portion of the main body and a second portion having a plurality of graduations.
Dependencies are inferred from the claim text.