PATENT OFFICE 2,184,214 GYRATORY CRUSHER f Russell Scott Ellis, Wineland, N. J. Application April 27, 1939, Serial No. 270,408 6 Claims. (C. 83-10) It is the object and …

A hydraulic control system for a gyratory crusher has a hydraulically supported main shaft. An inlet line to the cylinder is provided with a pressure relief valve. When the pressure in the cylinder, e.g. because of a disturbance, exceeds the opening pressure of the relief valve, fluid flows from the cylinder through the pressure relief valve to the lubricating circuit of …

gyratory crusher May 14, 2014 - THYSSENKRUPP INDUSTRIAL SOLUTIONS AG An example gyratory crusher for comminuting quarry material may comprise a crushing …

Priority to US521632A priority Critical patent/US2066281A/en Application granted granted Critical ... In a gyratory crusher, the combination of a gyratory crushing head with a downward extending shaft, a rotary eccentric below said head for` actuating said shaft, a bearing around said eccentric for supporting said head ...

A gyratory crusher top shell having an annular shell wall that is reinforced to minimize stress concentrations and increase the service life of the top shell. The top shell includes a spider arm that is structurally reinforced at a radially inner region thereof, and also includes an annular wall that is reinforced at a region immediately below the spider arm to further …

A gyratory crusher includes a crushing head, which is arranged rotatably on a substantially vertical shaft and on which a first crushing shell is mounted, and a frame, on which a second crushing shell is mounted, which second crushing shell, together with the first crushing shell, delimits a crushing gap. A supporting piston is arranged inside a …

In a gyratory crusher the crusher head is mounted on a drive shaft which is driven by an eccentric. The eccentric is continually rotated to cause the head to gyrate for effecting the crushing of material. an antispin arrangement is provided to prevent rotation of the crusher head in the same direction as the eccentric under idling conditions or no load conditions.

The disclosure relates to novel components of a gyratory crusher (1) which aim to promote self-alignment of a mainshaft assembly (2) upon introduction of the mainshaft assembly (2) into the gyratory crusher (1) by lowering the mainshaft assembly (2) from above the gyratory crusher (1) into the gyratory crusher (1). The novel components …

Justia - Patents - Patents and Patent Application Resources. Abstract: The gyratory crusher includes a bowl which defines a chamber for receiving material to be crushed and a discharge opening at the base thereof through which crushed material is able to discharge. A crushing head is mounted in the bowl at an offset position with respect to …

A gyratory crusher topshell assembly in which a spacer (filler) ring is mounted radially intermediate a topshell and an outer crushing shell. The spacer ring is locked axially at the topshell via a shape profile of the mating surfaces of the spacer ring and the topshell. Additionally, the spacer ring is rotationally locked at the topshell via contact between …

A gyratory crusher bottom shell and bottom shell assembly in which protective liners are mounted over and about respective support arms (106) that extend radially between the bottom shell wall and a central hub (107). The support arms (106) comprise a seat or saddle region with at least a part of the liner positioned in contact with and supported by the seat …

The present invention relates to a gyratory crusher spider bushing assembly for positioning radially intermediate a topshell spider and a crusher main shaft. Back round art. Gyratory crushers are used for crushing ore, mineral and rock material to smaller sizes. Typically, the crusher comprises a crushing head mounted upon an elongate main shaft.

US5152468A - Gyratory crusher - Google Patents Gyratory crusher Download PDF Info Publication number ... Gyratory crusher and slide bearing lining US20150202630A1 (en) * : : Intellectual Property …

Justia - Patents - Patents and Patent Application Resources. Abstract: An apparatus including a rotor position detection unit with a sensor configured to detect an angular position of a rotor of a horizontal shaft impact crusher, the rotor having attached thereon a group of hammers. A motor control system is configured to change the rotation …

FL to deliver three Top Service Design (TSUV) gyratory crushers to a South American copper mine 13.11.2023 Following a long-standing relationship with the …

A gyratory crusher bottom shell and/or bottom shell assembly include protective liners that are mounted over and about respective support arms that extend radially between the bottom shell wall and a central hub. The support arms have a seat or saddle region with at least a part of the liner positioned in contact with and supported by the seat to distribute …

Priority to US35227007A priority Critical patent/US895634A/en Application granted granted Critical ... A gyratory crusher comprising in combination, a base, a superposed shell or mortar, an upright shaft having a crushing element within the said shell, its lower extremity engaging the base, vertically extending standards ...

Patent number: 11097284. Abstract: A crusher device such as a cone or gyratory crusher is disclosed. The crusher device includes a shaft defining a first direction parallel to its length. The shaft includes an upper shaft end, a crusher head, and an overload safety device that couples the crusher head to the upper shaft end. The …

KB 63-114 thyssenkrupp, range of gyratory crushers Applications Large ore mines Limestone and cement industries Open pit and underground mining Aggregates industry …

GYRATORY CRUSHER FIELD OF THE INVENTION This invention relates to devices for crushing ore, construction materials, chemical components and metal chips. More …

gyratory crusher 10 can be utilized to crush rock, ore, minerals, waste, or other material. Gyratory crusher 10 is assembled on a cast steel base or bottom shell 12 having a central hub 14. Central hub 14 is provided with a vertical bore 18 adapted to receive cylindrical support shaft 20 and eccentric 24.

The first sale on record antedates the patent by several months, a No. 2 crusher, sold to the Buffalo Cement Co. in 1880. ... sidelight of these early days occurred in 1883 when a contest was staged between a Blake jaw crusher and a Gates gyratory crusher. Each machine was required to crush 9 cubic yard of stone, the feed-size and …

A gyratory crusher and system for determining a close-side setting or an open- side setting is provided including a point cloud generator mounted proximate the crusher; a laser emitter mounted to mark the first trace on the mantle at a predetermined position of the gap; a drone; a camera mounted on the drone to capture a series of image …

An improved gyratory crusher is provided. The gyratory crusher comprises an eccentrically rotating mantle lined with a mantle liner, a concave lined with a concave liner, the concave housing the mantle to provide a crusher chamber, and the crusher chamber having a gap. The improvement is a system for determining a close-side setting for the …

Justia Patents With Upper Guide Or Support For Gyratory Member US Patent for Top service gyratory crusher Patent (Patent # 8,033,491) Top service gyratory crusher . May 22, 2008 - FL A/S. The apparatus is a gyratory crusher in which all the wear parts can be removed and replaced from the top of the crusher, thus …

A gyratory or cone type crusher having a generally conical crushing head rotatably mounted on an upright eccentric so that the head is gyrated upon rotation of the eccentric. The stationary frame of the crusher has a crushing bowl including a concave which surrounds the crushing head and cooperates with it to form an annular crushing chamber.

Patent number: 9433945. Abstract: A gyratory crusher bearing arranged for carrying a crushing head of a gyratory crusher having an inner crushing shell supported by the crushing head, and an outer crushing shell supported on a crusher frame. The gyratory crusher bearing includes a lubricant supply channel and a lubricant drainage channel.

FIELD OF THE INVENTION. The present invention relates to gyratory crushers and, in particular, to the main shaft supporting the crusher head or mantle within the crusher. DESCRIPTION OF THE PRIOR ART. As exemplified by U.S. Pat. Nos. 2,883,218 and 4,034,922, a gyratory crusher typically includes a main shaft provided with a tapered …

Abstract: A gyratory crusher hydraulic pressure relief valve includes a hydraulic fluid vestibule arranged to be fluidly connected to a hydraulic fluid space. A logic element is arranged to dump hydraulic fluid from the hydraulic fluid space, which includes a plunger having a first plunger surface and a second plunger surface, and a control pipe …

The original patent for the gyratory crusher was granted to Phile- tus W. Gates in 1881. This fint crusher was used by the Buffalo Cement Co. At the time these early gyratory crushers were developed all mining and quarrying, either underground or open pit, was done by hand; tonnages generally were small and product specifications ...

In one embodiment, concaves for gyratory crushers are formed in a trapezoidal or triangular shape to achieve essentially three-point contact with an external shell of the gyratory crusher. In a further embodiment, concaves for gyratory crushers are provided with adjustable pads whose position with respect to the back surface of the concave can be …

Gyratory crusher Patent US-1584697-A Inventor RICHARD BERNHARD Assignee BENJAMIN A MITCHELL Country United States Dates Priority: 1921/06/27 Grant: …

A gyratory crusher has two crushing shells (4, 5) defining between them a crushing gap (6). In operation, the crushing gap is adjusted as a function of the determined crushing-shell wear calculated on the basis of reference data on the established rate of wear of the crushing shells (4, 5) in previous crushing operations involving the same or a similar raw …

Swedish Patent Specification 8601504-7 (SE-B-456,798) teaches a method for controlling such a gyratory crusher in order to avoid damage caused by caking in the …

US Patent Application for GYRATORY ROLLER CRUSHER Patent Application (Application #20230311131 issued October 5, 2023) - Justia Patents Search …

2. GYRATORY CRUSHERS The original patent for the gyratory crusher was granted to Phile- tus W. Gates in 1881. This fint crusher was used by the Buffalo Cement Co. At the …

The setting of the gyratory crusher can be adjusted by elevating and lowering the lower end of the thrust bearing with relation to the body 201 . The supporting of the main shaft to an upper body 208 fixed to the body 201 is not shown. The gyratory crusher comprises a support cone 205 supported to the main shaft.

A lifting apparatus (100) for hoisting a spider (200) of a gyratory crusher has a spreader (110) spanning between two leg members (120) each having an offset arm (121a), clearing arm (121 b), cradle arm (121c), and securing arm (121 d). The offset arm (121a) forms a second offset distance (131) with respect to an offset axis (C). The arms …

A system and method for controlling the operation of a gyratory rock crusher is shown and described. The gyratory rock crusher includes a variable frequency drive that allows the eccentric speed of the gyratory crusher to be modified based upon sensed parameters …

Abstract: An eccentric assembly for use in a gyratory or cone crusher is provided. The gyratory or cone crusher includes a main shaft having a longitudinal extension along a central axis of the crusher, a head assembly including a crushing head provided with a first crushing shell, and a frame provided with a second crushing shell, …