portable rock crusher patent

Portable rock crusher . United States Patent 4796820 . Abstract: A portable material pulverizer using chain links as flails to break up rock samples contained within the housing of the pulverizer is adapted to be fitted onto the frame and motor apparatus of a conventional chain saw or other hand carried drive structure, that drives the flails

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industrial portable hammer rock crusher machine mini

Mar 14, 2021 · Videos for Industrial Portable Hammer Rock Crusher Machine Mini Hammer Mill Crusher. Dwell Earth has developed the most productive, yet affordable Hammer Mill Grinder to run and operate. The GME14 Hammer Mill Soil Crusher makes grinding up soil clumps, rocks, and minerals easier than ever before. ... Williams Patent Crusher is the leading

rock & stone crushers | rock crushing machines | williams

ROCK CRUSHER MACHINES Williams Patent Crusher is proud to offer a line of rock crushing machines that provide a wide range of available options. We understand that every crushing and grinding job is different, and we strive to make sure every machine we construct is a custom solution that gets a …

us3987971a - rock crusher - google patents

The overall design of the system reduces the height of the apparatus, and the apparatus may be made portable for movement from one location to another. US3987971A - Rock crusher - Google Patents

portable crusher - 1401310 ontario limited

U.S. Pat. No. 3,959,897 teaches a rock crusher adapted for mounting on a dredging device. The crusher includes a pair of jaws, one being stationary and the other pivotally mounted and acted upon by a hydraulic cylinder. The pivot point for tile moving jaw is located near the outlet of the crusher and the cylinder acts through an eccentric shaft

portable rock crusher | goldbelt global olesi 4 inch

May 21, 2020 · Now better than ever, the new OLESI 4 portable rock crusher has been upgraded with features including an adjustable discharge size and integrated grizzly screen built into the feed hopper. Grizzly screening simplifies multiple passes of material through the machine, fine material is automatically diverted past the crusher and into the discharge saving you screening time as well as …

rc-1 quality portable gravel rock crusher gas powered with

The RC-1 Quality Portable Gravel Rock Crusher produces fine powder dust. The Crusher also comes with a 5 gallon bucket specially fitted with a 2-1/2″ shop vacuum hose port. As a result, you just attach your shop vacuum to the output port and you collect the vary fine dust. Therefore it is easy to maintain a dust free work environment

world class manufacturer of portable rock ... - eagle crusher

Eagle Crusher has earned its world-class reputation for innovative research, excellence in manufacturing, and quality products due to its philosophy of putting customers needs first. Our #1 goal is making the customer more productive and profitable by providing the best impactor-based technology and after-market support available

hot sold patent portable concrete waste recycling machine

Dewo machinery can provides complete set of crushing and screening line, including Hydraulic Cone Crusher, Jaw Crusher, Impact Crusher, Vertical Shaft Impact Crusher (Sand Making Machine), fixed and movable rock crushing line, but also provides turnkey project for cement production line, ore beneficiation production line and drying production line

us5695255a - self-powered portable rock crusher - google

Rock crushing apparatus exist for breaking rock located in the surface region of soil as disclosed in U.S. Pat. No. 4,417,627 and European Patent No. 0 160 606 B1. These apparatus have a horizontal

portable rock crushers - patriot mining and equipment

Capable of instantly crushing 3-3/4 inch rock at a rate of 500-750 pounds/hour. $1,725 add $250 for Honda motor upgrade. 20 inch.. Great for production. Capable of instantly crushing 5-1/2 inch rocks at a rate of 750+ pounds/hour. $2,850 add $385 for Honda motor upgrade and another $100 for electric start

crazy crusher hand operated rock crusher

The CrazyCrusher is portable and very affordable! While gold is the most sought after metal, there are many other valuable ores, such as Silver ores or rare earth elements! Unless you know what to look for, you could pass it up! The Patented Crazycrusher is not just a crusher to crush ore samples with!

rock crusher history - mineral processing & metallurgy

Apr 17, 2018 · Next. History tells us, it was in 1830, the first US patent was issued on a rock crushing machine. It covered a device which, in a crude way, incorporated the drop hammer principle later used in the famous stamp mill, whose history is so intimately linked with that of the golden age of mining. In 1840, another patent was issued, which comprised a wooden box containing a cylindrical drum …

4043t impact crusher - portable concrete & rock crusher by

Our patented Remote Crusher Relief System is a key feature that allows for blockage clearance during operation. The wireless remote control triggers the lifting lid allowing over sized material to pass through the mobile crusher without stoppage. This feature alone can save countless of hours of lost rock crushing during operation. Click to Zoom in

astec rock crushers patent claims invalid, judge rules

The patent, issued in March 2000 and titled "Adjustment for rock crusher," describes a crusher with a conical bowl that can be adjusted to break rock into different sizes for use in road beds,

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