by gearing in connection with two racks, the amount of mo- upward, compresses the jaw levers together. This collar is The purity of tone throughout makes other musical sounds moved upward when the vise is used, by. means of a hand tion being regulated by tumblers connected to jacks or levers… … CIRCULAR SHUTTLE BOX LOOM. and inclined plane, by which means it obtains an extraor- dinary holding capacity. to the jacks or levers. F, which is whenever there is a blank TT HILDRETH’S UNIVERSALLY ADJUSTABLE VISE. The lower portions of the jaw levers are so constructed that in the part of the…
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