US2015114196A1PendingUtilityA1

Miter Saw

61
Assignee: BLACK & DECKER INCPriority: Feb 8, 2001Filed: May 19, 2014Published: Apr 30, 2015
Est. expiryFeb 8, 2021(expired)· nominal 20-yr term from priority
B23D 45/044B23D 45/048Y10T83/762Y10T83/7593Y10T83/8773Y10T83/849B27B 5/29Y10T83/7788Y10T83/7726Y10T83/7697Y10T83/7705
61
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Claims

Abstract

The miter saw includes a base assembly, a rotatable table rotatably connected to the base assembly and having a plane, a saw assembly including a motor and a blade disposed on an arbor, and a pivot arm pivotally attached to the table and supporting the saw assembly. The motor preferably drives a belt, which drives a first gear. The first gear meshes with an idler gear, which in turn meshes with a gear disposed on the arbor.

Claims

exact text as granted — not AI-modified
1 - 24 . (canceled) 
     
     
         25 . A miter saw comprising:
 a base assembly;   a rotatable table rotatably connected to the base assembly and having a table plane;   a fence assembly connected to the base assembly and having an uppermost point, a front face defining at least part of a fence plane, and a rear portion behind the front face;   a saw assembly pivotable about a chopping axis between an upper non-cutting position and a lowered cutting position, the saw assembly including a motor with a motor shaft having an axis, a blade having a radius and being disposed on an arbor, the arbor having an axis and a first portion carrying the blade, the motor driving the arbor via at least one intervening component, the intervening component having a rotational axis;   a pivot arm pivotally attached to the table and supporting the saw assembly, the pivot arm and saw assembly being pivotable about a horizontal bevel axis from a first position where the blade is substantially perpendicular to the table to a second position where the blade is disposed at an angle relative to the table, the angle between the blade and the table being about 45 degrees,   wherein the axes of the motor shaft, the arbor and the intervening component form a triangle, where the axis of the arbor is below the uppermost point of the fence assembly when the saw assembly is in the lowered cutting position, the axes of the motor shaft and the intervening component are above the uppermost point of the fence assembly when the saw assembly is in the lowered cutting position, the axis of the motor shaft is behind the front face, and the axis of the arbor is in front of the front face.   
     
     
         26 . The miter saw of  claim 25 , wherein a distance between the chopping axis and the table plane being at least about 0.79 times the radius of the blade, and a distance between the arbor and the table plane when the saw assembly is in a lowered position is between about 0.671 and about 0.6775 times the radius of the blade. 
     
     
         27 . The miter saw of  claim 25 , wherein the distance between the chopping axis and the table plane is between about 11.98 cm and about 12.25 cm. 
     
     
         28 . The miter saw of  claim 25 , wherein the distance between the arbor and the table plane when the saw assembly is in the lowered position is between about 10.17 cm and about 10.38 cm. 
     
     
         29 . The miter saw of  claim 28 , wherein a distance between the chopping axis and the fence plane is between about 1.28 and about 1.292 times the radius of the blade, and a distance between the arbor and the fence plane when the saw assembly is in the lowered position is between about 0.60 and about 0.61 times the radius of the blade. 
     
     
         30 . The miter saw of  claim 29 , wherein the distance between the chopping axis and the fence plane is between about 19.40 cm and about 19.80 cm. 
     
     
         31 . The miter saw of  claim 30 , wherein the distance between the arbor and the fence plane when the saw assembly is in the lowered position is between about 9.10 cm and about 9.35 cm.

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