An improved double-roll crusher is provided which is especially suitable for crushing bones having a relatively low content of soft matter, the crusher being of the general type comprising two parallel rolls, each comprising an assembly of alternating toothed cutting discs and spacers so disposed that cutting discs on one roll extend radially into the spaces between adjacent cutting discs on ...
This invention relates to an improvement in a single-roll crusher having a housing, a roll body freely rotatably supported on an eccentrically rotatable drive shaft in said housing, at least one laterally mounted crushing beam pendularly suspended in the upper part of said housing and resting in the lower region thereof at approximately the height of the roll body axis, by means of a pressure ...
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A roll crusher includes a crusher roll; a support for rotatably and radially shiftably supporting the crusher roll; a stationarily supported countermember cooperating with the crusher roll to define a crushing gap therewith; and a hydraulic setting system for radially displacing the crusher roll for varying the crushing gap.
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Roll crusher . European Patent EP0461409 . Kind Code: B1 . Abstract: Abstract of EP0461409 The invention relates to a roller crusher in which the roller surface (1a) has depressions (2) whose diameters and shape are selected in such a way that during the milling process milling material (8) remains in the depressions (2) and essentially fills ...
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Roll Crushers by Williams Patent Crusher & Pulverizer Co., Inc.. Heavy-Duty Drive Shafts & Bearings Oversized, heat-treated, alloy steel shafts plus self-aligning, roller-type bearings assure long life and maximum use of power. Jackshafts for con...
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Recent Patents on Roll Crushing Mills for Selective Crushing of Coal and Gangue. Background: Gangue is the concomitant product of coal mining. The traditional approach for gangue treatment is to transport it from underground to ground level to accumulate and form gangue hills. Objective: On the basis of summarizing previous research results ...
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Roll crusher Patent number: 4629134 Abstract: A roll crusher for discarded storage batteries or other types of bulky scrap has two rotors provided with axially spaced-apart annuli of teeth which cooperate with rows of teeth provided on a grate normally adjacent to the undersides of the rotors.
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Roll Crusher. This 911MPETMR Roll Crusher will crush rock samples from as coarse as 19mm (3/4″) to less than -20 mesh. Its patent pending feed hopper evenly distributes samples over the full surface of rolls to create uniform crushing and surface wear. Its two dust extraction ports allow for safe removal of dust created in crushing samples.
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The Rolls Crusher will reduce rock samples to a fineness less than -20 mesh and smaller from original sizes up to 19mm maximum. This applies to 355mm rolls with the closest setting. It has a patent pending feed hopper to evenly distribute samples over the full surface of rolls to create uniform surface wear.
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May 03, 2016 Assignee: Metso Minerals Industries, Inc. Inventor: David Francis Biggin. Vertical split bowl liner for cone crusher. Patent number: 9399221. Abstract: A bowl liner for use in a cone crusher that is comprised of a pair of bowl liner sections joined to each other to define the bowl liner.
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Roller crusher. B02C4/28 - Details. (57) Abstract: Crusher is used for grinding brittle materials, in particular for grinding grain. The mill contains grinding rolls, boot and switchgear. Switchgear contains the boot tray and adjustable reflector product. For driving the reciprocating movement of the drawer is mounted on a swinging arm.
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The invention relates to a dual-roller crusher (1) with rollers (2, 3) rotatably mounted in a crusher housing and are driven by a motor so as to counter-rotate synchronously about respective parallel center axes, crusher teeth (6, 7) being mounted on the outer surfaces of the rollers (2, 3), every crusher tooth (6, 7) of a roller (2, 3) of the pair of rollers being fittable into a respective ...
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The Williams Patent Crusher team can help you find the right size reduction machine for your application and required particle size. Printable PDF Chart. Contact us today to discuss your application in detail with one of our experienced sales engineers. Call (314) 621-3348, email us at [email protected] or locate an agent near you.
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Apr 16, 2015 Rock Crusher History. 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 ...
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In the case of known roll-crushers of this kind ~British Patent 1,366,975), a grating, arranged laterally of a roll, is adapted to be swung away from the roll by its upper end, so that its teeth...
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The disclosure is directed to an improved roll crusher comprising a central hub mounted on a rotatable shaft, a roll member carried by the hub in concentric relation thereto, and a pair of clamping rings for securing the components together. The roll member and hub have angular surfaces disposed in opposed relation to define a pair of annular, axially facing recesses having V-shaped sides.
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The inventors of the present invention also proposed roll crushers having rotating rotary teeth (e.g. Japanese Patent Application Unexamined Publication (KOKAI) No. Hei 11-319596 and Japanese...
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US2905396A US652434A US65243457A US2905396A US 2905396 A US2905396 A US 2905396A US 652434 A US652434 A US 652434A US 65243457 A US65243457 A US 65243457A US 2905396 A US2905396 A US 2905396A Authority US United States Prior art keywords crusher roll rolls machine shaft Prior art date 1957-04-12 Legal status (The legal status is an assumption and is not a legal …
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The Williams Patent Crusher Roll Crushers are designed to crush friable materials such as coal, limestone, clay, mineral, and diatomaceous earth for the mining, recycling, and power industries . Williams is an industry-leading roll crusher manufacturer and designer for high-quality roll crushers with desirable benefits such as high throughput capacity, minimal maintenance requirements, low cost per …
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