Mainly targeted to those with a SCI between C5 and C7, the glove fits over the user's index finger, middle finger and thumb to form what is technically called the "
three-jaw chuck" or power grip.
To drill the bore, I used my lathe with a
three-jaw chuck and drilled a bottomed 33/64" hole 5 1/8" deep to the edge of the drilled hole.
Typically the index and middle fingers move inward on nonparallel planes so as to approach the thumb in a
three-jaw chuck fashion.
The NPFLEX-LA utilizes an easy-to-use,
three-jaw chuck design to allow for the mounting of shafts for lead angle and surface texture measurements.
After the dynamic analysis of the model of spindle with self-centring
three-jaw chuck with the diameter of [phi] 250mm and length of 95mm, and the representative workpiece with 91.5 mm and length of 88 mm, the following values of three first frequencies of free vibrations.
The lathe as a standard was equipped with a
three-jaw chuck Samchully FTC-190H (length of jaws--43 mm).
It is equipped with a 10" hydraulic
three-jaw chuck. The machine's 30-hp vector dual-drive spindle spins to 4,800 rpm, and provides 250 ft-lb of torque at 700 rpm.
The keyless
three-jaw chuck was an improvement over the more common collet arrangement, which requires a small spanner to tighten.
In addition, a workpiece table,
three-jaw chuck and fixing kits are also available for particular inspections.
A
three-jaw chuck unable to repeatedly match 0.0005 is not recommended.
The
three-jaw chuck allows switching from mandrels to collet chucks to face drivers and centers.
The clamping pins can be used to clamp a standard 6" vise, a
three-jaw chuck, a customized fixture, or even a pneumatic fixture.
