What other names or designations is the Gyratory crusher known by?
The Gyratory crusher is also documented under these designations: KVS gyratory crusher, KVS, KVS 48in, KVS 20in, KVS No.49½, KVS No.25½, KVS 26½in, KVS No.39.
Gyratory crusher · 1961–1962 · 1 model


Select a model to jump to its component table; former and renamed designations are listed under “Historical names / renamings”.
| Model | Historical names / renamings | Period | Components |
|---|---|---|---|
| KVS gyratory crusher | KVS; KVS 48in (1960Picton); KVS 20in (1960Picton); KVS No.49½ (1960Picton); KVS No.25½ (1960McGinnis & O’Connor); KVS 26½in (1960Frazer Duntile); KVS No.39 (1960Frazer Duntile) | 1961–1962 | 24 |
The numbers on the diagram correspond one to one with the rows below.
| No. | Component | Location | Applies to |
|---|---|---|---|
| 1 | Spider casting, arms and hub | Lower spider arm leading to the central hub | US3057563 technical design embodiment; commercial model not specified |
| 2 | Spider bushing assembly | Guide support where the upper main shaft passes through the hub | US3057563 technical design embodiment; commercial model not specified |
| 3 | Crusher main shaft | Central vertically suspended shaft | US3057563 technical design embodiment; commercial model not specified |
| 4 | Mantle | Visible lower conical face around the main shaft | US3057563 technical design embodiment; commercial model not specified |
| 5 | Bowl liner / Concave | Upper-shell working face opposite the mantle | US3057563 technical design embodiment; commercial model not specified |
| 6 | Suspension pistons and sealing rings | Vertical piston on the right of the annular casting | US3057563 technical design embodiment; commercial model not specified |
| 7 | Piston bolts, equal-length spacers and castle nuts | Connection between the piston and adjustment header | US3057563 technical design embodiment; commercial model not specified |
| 8 | Annular multiple-cylinder casting | Hydraulic-cylinder casting around the adjustment header | US3057563 technical design embodiment; commercial model not specified |
| 9 | Adjustment header and cap | Annular adjustment header above the suspended shaft | US3057563 technical design embodiment; commercial model not specified |
| Component |
|---|
| Frame casting |
| Anti-rotation key or spline |
| main shaft locking key ring |
| Oil supply and overflow channel/pipe set |
| Hydraulic oil storage tank |
| Hydraulic pump and drive motor |
| Oil supply solenoid valve |
| Piston type nitrogen accumulator |
| Pressure response solenoid valve |
| One-way valve |
| Pressure reducing valve and manual pressure relief valve group |
| Pressure switch/start/stop switch/junction box and cable housing |
| Spherical support ring/main shaft suspension ring |
| Position control switch and scale adjustment rod/screw handle |
| Control ring/switch bracket and protective cover |
Models with the same components are grouped together; select a group to open its component table.
| No. | Component | Location |
|---|---|---|
| 1 | Spider — Crossbeam casting and crossbeam arm/hub | Upper main shaft guide and suspension |
| 2 | Spider Bushing — Cross member bushing assembly | Upper end guide of main shaft in beam hub |
| 3 | Mainshaft — Crusher main shaft | Suspended crushing main shaft |
| 4 | Mantle — Moving cone crushing liner | Crushing surface under main shaft |
| 5 | Concaves — Fixed cone crushing liner | The crushing surface of the machine body relative to the moving cone |
| 6 | Suspension piston and sealing ring | Hydraulic support in multi-cylinder casting base |
| 7 | Piston connecting bolt/equal length spacer/castle nut | Piston to adjustment seat connection; dimensions not specified |
| 8 | Ring-shaped multi-cylinder casting base | Crossbeam top circumferential hydraulic cylinder block |
| 9 | Adjustment seat and top cover | Support main shaft and control switch |
| Frame casting | Crusher support frame | |
| Anti-rotation key or spline | Adjustment seat outer circle sliding guide | |
| main shaft locking key ring | main shaft ring groove suspension positioning | |
| Oil supply and overflow channel/pipe set | Multi-cylinder pressure equalization and oil return | |
| Hydraulic oil storage tank | Hydraulic supply system | |
| Hydraulic pump and drive motor | Hydraulic supply system | |
| Oil supply solenoid valve | Pump oil and cylinder supply switching | |
| Piston type nitrogen accumulator | Accept oil quantity when overloaded | |
| Pressure response solenoid valve | Accumulator branch | |
| One-way valve | Hydraulic oil supply branch | |
| Pressure reducing valve and manual pressure relief valve group | Oil return/emergency branch of oil storage tank | |
| Pressure switch/start/stop switch/junction box and cable housing | Hydraulic electronic control circuit | |
| Spherical support ring/main shaft suspension ring | Spherical seat suspension above the main shaft | |
| Position control switch and scale adjustment rod/screw handle | Setting the upper end position of the adjustment seat | |
| Control ring/switch bracket and protective cover | main shaft upper end suspension control |
The Gyratory crusher is also documented under these designations: KVS gyratory crusher, KVS, KVS 48in, KVS 20in, KVS No.49½, KVS No.25½, KVS 26½in, KVS No.39.
The Gyratory crusher is listed under the Kennedy Van Saun brand as: Gyratory crusher. Period: 1961–1962. Status: Historical model.
24 components are recorded, including: Frame casting, Spider, Spider Bushing, Mainshaft, Mantle, Concaves, Suspension piston and sealing ring, Piston connecting bolt/equal length spacer/castle nut and more. The full list with locations is in the components table on this page.
Model-specific components with their own page: Ring-shaped multi-cylinder casting base, Adjustment seat and top cover, Spherical support ring/main shaft suspension ring, Position control switch and scale adjustment rod/screw handle, Control ring/switch bracket and protective cover (5 in total).
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