Show LATEST PATENTS no casting apparatus henry aiken pittsburg pa in casting apparatus a mounted frame having an incline series of molds secured thereto said molds having overlapping lips no ore concentrator robert E dark clark denver colo the combination of an ore concentrating ch chamber amber and a lining corrugated to form pyramidal pockets with their apexes at the outer peri periphery p hery of the lining no dust arrester ludwig rossler ressler munich germany A dust arrest ing apparatus comprising r a liquid chamber an inlet pipe having 11 a revolving head extending into the liquid chamber an agitator carried by said head with means for rotating it and a suitable outlet no apparatus for thawing frozen ground john whitehead urbana ohio ahio in ina a mechanical equipment for thawing the earth the following apparatus A heat pipe perforated a part of its length and pointed to adapt it to be inserted in the earth and make a tight contact therewith and an apparatus for charging such heat pipe either with steam or hot air and consisting of combined steam generating and air heating devices a steam operated pump for charging the air heating devices with air and suitable connections no pump john B scranton pa the combination with the water barrel having an inlet opening in its ats lower side and a suction chamber beneath said barrel and secured thereto of a valve within the opening and having a seat adapted to be clamped between said barrel and chamber and supports for holding said valve in in place when the chamber is removed no valve for air compressors james hemphill pittsburg pa the combination of a valve a spring r for holding holdin 9 the valve on its seat during the normal operation of the compressor a cylinder having its piston connected to the the valve said cylinder being provided with one or morel more ports permitting the free escape of air during a portion of the movement of the piston and with a valve port for the regulated escape oi of air during the final movement of the piston no well drilling machinery dark clark F rigby 1 mannington r west va the combination of a crankshaft crank shaft shaf t carrying 0 a crank pin a cable actuating lever fulcrum ed to reciprocate cipro cate vertically the lever having an elongated slot in which the crank pin operates the outer path of the pins travel when depressing the lever whereby the latter is b given gradual downward movement and the slot portion or that part nearest the lever fulcrum disposed at an angle so as to more nearly coincide with the path traveled by the crank in its ascent thereby causing the lever to rise at accelerated speed no wrench for well drilling tools charles L dunham center view ohio assignor of one half to charles 0 chamberlain and frank burt sistersville Sisters ville W va A wrench involving the combination of a lever having a straight portion to form one jaw a face inclined with relation to said straight portion an elongated slot in a plane parallel with the inclined face a hanged flang r ed jaw adapted to slide backward and forward over the inclined face and a key for coupling the lever and the moveable moveably move able jaw no centrifugal pump edmund AT ivens new orleans la the combination with a chamber having diametrically opposite inlets of a disk supported in said chamber and involving wings adjustably mounted relatively to each other and overlapping the inlets and means for holding the respective wings in close contact with the inner inner faces of the opposite walls of the chamber no nd and machine for bending bendin 1 tubes john W bragger 6 watertown n N Y assignor to the jefferson brass works same place A machine for bending pipes in which independent balls are forced through the pipe to be bent and made to follow the end of a mandrel during the bending operation no electric rock drill george W pickett denver colo assignor to the hercules electric rock drill company same place the combination of drilling mechanism having a reciprocating movement of its rock cutting parts an electric motor having a rotary movement of its armature in one direction and gearing connecting the arma ture shaft of the mo motor tor with the drilling mechanism and provided with a friction clutch adjusted so as to transmit the power of the motor to the drilling mechanism but to slip or yield at or about the times when the movement of the reciprocating parts is reversed J T lynch of the ophir mine in state line district returned home the first of the wee week k after a few days spent in zion attending to b business business affairs mr lynch states that the ophir is now working a force of ten men the main work in hand being the sinking of the shaft to a greater depth the workings now having reached the foot level at which point the ore bodies show undiminished strength and continuity while good shipping ore is showing in various portions of the mine and especially is this the case in the west drift on the where there is from two to four feet of rock that assays essays up to ounces in silver to the ton besides several dollars in gold according to mr lynch the ophir is quite likely to be embellished with a small mill at an early day mr lynch also speaks in the highest terms of the little johnny which from all accounts is is destined to develop into a record breaker other properties in this promising district are also showing up well with continued development and the camp is now attracting considerable attention at the hands of caff capi I 1 and investors and it is deserving of this recognition as its hillsides hill sides and canyons are lined with producers of excellent promise |