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May 22, 1990· Hydraulic control system for controlling the movement of the movable jaw of a rock crusher between a first set position and a retracted position. The ...

Rock crusher - Patents. Rock crusher comprising a rotor on which hammers are pivotally mounted between claws or plowshares which are transversely aligned on a ...

Jan 10, 1989· 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 ...

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Invented by Aucklander Bryan Bartley and Wellingtonian Jim Macdonald (hence the name Barmac), this rock crusher was revolutionary. It uses two simple concepts: the ...

of working with vsi crushers the first patent for a rock crushing device in the united states was issued in 1830. the crusher operated on the drop hammer.

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Patent US20050269436 - Cone rock crusher - Google Patents. Dec 8, 2005 Cone rock crusher. US 20050269436 A1. Abstract. An improved cone-style rock crusher.

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USPTO patent applications submitted by and patents granted to Gary Heeszel. ... Abstract: A rock crushing plant including rock crushers, screens and conveyors.

Global mining and construction giant Minerals Industries Inc. has taken rival Inc. to court in an attempt to invalidate its patent for a rock ...

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Abstract: Rock crusher comprising a rotor on which hammers are pivotally mounted between claws or plowshares which are transversely aligned on a frame 1...

Patent US3144214 - Rock crusher - Google Patents. I claim: 1. For a crusher for rock, and the like, the improved, replaceable jaw die comprising a plate-like body ...

Prior art keywords lever jaw swing motion eccentric Prior art date Legal status (The legal status is an assumption and is not a legal conclusion.

A yieldable assembly for mounting the bearing block of a roller in a frame for reciprocal movement therein comprising a first piston, a cylinder for said first piston ...

t. l. smith. book obusher. apbligation filed 00129, 1910. 1,050,398. patented jan.14,1913. in ven tor witnesses: i 'lw. wm 7% w v attorney thqmas ii.

Patent US3144214 - Rock crusher - Google Patents- rock crusher patents ,Aug l1, 1964 B L PERDUE 3,144,214 Rocx cRusHER Filed March 8, 1962 2 …

US Patent # 5,630,555. Rock crusher - Patents. Rock crusher Abstract. This invention relates to improvements and modifications to a rock crusher.

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A mobile rock crusher for crushing raw rock material which has been windrowed on a roadway in the translation path of the crusher includes a rigid supporting ...

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Rock crusher comprising a rotor on which hammers are pivotally mounted between claws or plowshares which are transversely aligned on a frame 1 mounted on two wheels ...

Aug. l1, 1964 B. L. PERDUE 3,144,214 . Rocx cRusHER Filed March 8, 1962 2 Sheets-Sheet 1 (MEI/lill United States Patent Oihce liliidl Patented Aug. ll, 1964 3,144,214 ...

History tells us, it was in 1830, the first US patent was issued on a crushing machine. It covered a device which, in a crude way, incorporated the drop hammer ...

A Wisconsin federal judge on Tuesday found that parts of an Inc. patent covering rock-crushing technology were invalid, siding with Minerals ...

A crusher is a machine designed to reduce large rocks into smaller rocks, gravel, or rock dust. Crushers may be used to reduce the size, or change the form, of waste ...