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| Number | Title | Issue Date |
| 8037968 | Automatic lubrication apparatus An automatic lubrication apparatus is designed and intended to be mounted on a hydraulic tool and can be driven by a hydraulic-pressure medium, in particular on a hydraulic hammer, and includes a lubricant pump (12) incorporating a pump element. The pump elem... | 10/18/2011 |
| 7900748 | Lubrication system for a hydraulic or pneumatic tool A lubrication system for a hydraulic or pneumatic tool is described. The lubrication system includes a valve, a lubricant pumping mechanism and a lubricant storage chamber, the valve being adapted to move between a tool-deactivated position and a tool-activated posi... | 03/08/2011 |
| 7849969 | Lubrication device for machine tools The machine tool lubrication device comprises connection means grippable automatically by a manipulator of the machine tool, lubricant dispensing means, and dispensing control means operable by the machine tool. ... | 12/14/2010 |
| 7493988 | Lubricating tool for feeding a lubricating mixture to a cutter A lubricating mixture of a lubricant and air is supplied to a cutting location by a lubricating tool with a spring biased piston dividing a cylinder into an air chamber and a lubricant chamber. The air chamber is connectable to a pressurized air source. The lubrican... | 02/24/2009 |
| 7445087 | Seal-less head apparatus A mill head assembly apparatus utilizing centrifugal hydrodynamic force to circulate lubrication oil while retaining the lubricant without the need for a replaceable (contact-type) seal, the apparatus comprising a set of stationary components including a trunnion, a... | 11/04/2008 |
| 7410009 | Power tool It is an object of the present invention to provide an improved technique for preventing leakage of lubricant from an accommodating space that houses a driving mechanism, while regulating the internal pressure of the accommodating space in a power tool. A representa... | 08/12/2008 |
| 7374019 | Method of and device for lubricating rolling bearings There is provided a lubricating method for a rolling bearing assembly capable of achieving a reliable lubrication and exhibiting a stable temperature rise. The method is for supplying a lubricant oil to the rolling bearing assembly during the operation thereof, in w... | 05/20/2008 |
| 7214012 | Multi-shaft spindle head of machine tool A multi-shaft spindle head, wherein a plurality of spindles (11) having tools at the tips thereof are disposed in the same direction, the rear ends of cutting fluid feed passages (21a) formed as the inner holes of cutting fluid feed tubes (21... | 05/08/2007 |
| 7135424 | Coated articles having enhanced reversible thermal properties and exhibiting improved flexibility, softness, air permeability, or water vapor transport properties The invention relates to a coated article having enhanced reversible thermal properties. The coated article comprises a substrate having a surface and a coating covering a portion of the surface and comprising a polymeric material and a temperature regulating materi... | 11/14/2006 |
| 7073630 | Fluid injection apparatus for fluid dynamic pressure bearing A fluid injection apparatus for a bearing includes a bearing support surface for supporting the bearing so that a seal space is defined between the support surface and the bearing, a fluid injection passage comprised of an oil tank, a first conduit connecting the oi... | 07/11/2006 |
| 7021609 | Gas spring A gas spring has a cylinder body, a rod member internally slidably fitted in the cylinder body, and a gas chamber which is formed inside the cylinder body and filled with compressed gas. The seal members for sealing between the cylinder body and the rod member are d... | 04/04/2006 |
| 6967189 | Buffered lubricant for conveyor system A method of lubricating a moving surface is herein described wherein the lubricant composition contains a fatty acid, a neutralization agent, a pH buffer, and a carrier. Also described are compositions in both concentrate and dilute form. The compositions may also c... | 11/22/2005 |
| 6938633 | Method and apparatus for supplying process liquid for machine tool The present invention provides a method and apparatus for supplying process liquid s for a machine tool, which are able to reduce the consumption power and power factor of the pump 21 to a large extent in comparison with prior arts while maintaining the effec... | 09/06/2005 |
| 6924036 | PTFE-based aqueous dispersions Compositions based on PTFE, homopolymer or modified, comprising for 100 parts of the component 1) PTFE: 1) an aqueous nanodispersion of said homopolymer or modified PTFE, having a primary particle diameter from 5 to 100 nm; 2) from 3 to 45 ... | 08/02/2005 |
| 6915879 | Main shaft balancing device for machine tool A gas spring comprising a cylinder body filled with compressed gas and an upright rod passing through a rod side end wall member of the cylinder body. By supporting a main shaft unit with the gas spring, the load on a vertical displacement mechanism is reduced. A pa... | 07/12/2005 |
| 6871711 | Portable power tool with grease lubricated angle gear drive A power tool of the type comprises a housing (10), a rotation motor (11), an output shaft (12) carrying and rotating a working implement, and a grease lubricated angle drive (13) coupling the output shaft (12) to the motor (11 | 03/29/2005 |
| 6862983 | Dual high pressure rotary union for mechanical power press A fluid delivery system supplies two or more fluids to a rotatable shaft integrated within a device such as a mechanical press and develops damped clearance spaces at the bearing surfaces of the fluid coupling device. In one arrangement, a rotary union is adapted fo... | 03/08/2005 |
| 6783309 | Automatic cutting liquid supply apparatus An automatic cutting liquid supply apparatus which automatically supplies a cutting liquid to each tool of a machine tool in accordance with predetermined optimal cutting liquid supply conditions that include variations over time during operation. The optimal supply... | 08/31/2004 |
| RE38562 | Press having a dosing system A press has a press ram actuated by a drive apparatus and a dosing system to be actuated by the drive apparatus for lubricating at least the drive apparatus. ... | 08/10/2004 |
| 6712157 | Portable power tool with rotation motor and grease lubricated angle drive A power tool of the type comprises a housing (10), a rotation motor (11), an output shaft (12) carrying and rotating a working implement, and a grease lubricated angle drive (13) coupling the output shaft (12) to the motor (11 | 03/30/2004 |
| 6666581 | Bearing for multi-spindle bar machine A multi-spindle automatic bar machine having a housing, a plurality of spindles, each with a collet at one end, and mounted with a rotating head which is carried by the housing, the rotating head being adapted to index the spindles through a plurality of ... | 12/23/2003 |
| 6631787 | Lubrication system A lubrication system for a vibratory apparatus such as a hydraulic striking device. The system includes a lubricant pump for pumping lubricant to one or more points of lubrication on the device and a drive for the pump powered in response to vibration of ... | 10/14/2003 |
| 6623251 | Spindle apparatus A rod body (30) is formed of magnetostrictive material and includes one end portion (30a) fixed, and a piston (35) is fixed to the other end portion (35b) of the rod body (30). The piston (35) is slidably disposed within a cylinder (36) in which there is ... | 09/23/2003 |
| 6464435 | Machine tool A machine tool includes a tool spindle rotatably mounted in a housing. A tool member is disposed in a front spindle segment of the spindle and is releasably clamped by a clamping member. An actuating member is mounted in and is axially movable relative to... | 10/15/2002 |
| 6436021 | Method and apparatus for supplying lubricant A lubricant supply apparatus 1 includes a tank holder portion 3 and a lubricant tank portion 2. In case where a tool holder clamp device 62 provided on a spindle shaft 61 pushes against an abutting member 35 disposed in the lubricant supply apparatus 1, l... | 08/20/2002 |
| 6398509 | Lubricating device A rod body 30 is formed of magnetostrictive material and includes one end portion 30 fixed, and a piston 35 is fixed to the other end portion 30b of the rod body 30. The piston 35 is slidably disposed within a cylinder 36 in which there is formed a pump c... | 06/04/2002 |
| 6189444 | Press having a dosing system A press has a press ram actuated by a drive apparatus and a dosing system to be actuated by the drive apparatus for lubricating at least the drive apparatus.... | 02/20/2001 |
| 6186061 | Press bearing lubrication system A plurality of hydrostatic bearing pads are each integrally formed in a respective pin or journal member being used within a mechanical press machine. The hydrostatic bearing pads are supplied with pressurized fluid sufficient to create a combined hydrost... | 02/13/2001 |
| 6170611 | Method and apparatus for loading lubricant into earth boring bits A method and apparatus for loading lubricant into a bit chamber of an earth boring bit measures and controls the pressure of pressurized lubricant at the bit chamber while the lubricant is being loaded into the bit.... | 01/09/2001 |
| 6122808 | Oil conduit mechanism for spindle head of five axis machine tool An oil conduit mechanism for spindle head of five-axis machine tool integrates cutting liquid conduit, lubricating oil conduit and braking oil conduit within the spindle head. Those conduits comprises ducts to guide cutting liquid, braking oil and lubrica... | 09/26/2000 |
| 6109659 | Hydrostatic rotary union A hydrostatic rotary union has a shaft with an axial passage therethrough received within a housing having a radial passage in fluid communication with the axial passage. The shaft and housing have a radial clearance between them which establishes a squee... | 08/29/2000 |
| 6109366 | Power tool with lubricated angle drive A power tool with a rotation motor, a rotating output shaft (26), and an angle drive (11) connecting the motor to the output shaft (26) and comprising a gear casing (12), a pinion gear (14) connected to the motor, a crown wheel (17) connected to the outpu... | 08/29/2000 |
| 6017446 | Floor mounted filtration system A flume system for use with a floor mounted filtration apparatus and a floor mounted in-line machine section is provided. The machine section receives a flow of clean coolant from the filtration apparatus and has a series of machine outlets for outputting... | 01/25/2000 |
| 6000499 | System for lubricating multi-spindle revolving head mechanism A multiple-spindle mechanism employs an arrangement of passages, grooves, and ducts that promotes continuous and simultaneous lubrication of all spindles. The mechanism is especially well suited for use in an automatic screw machine.... | 12/14/1999 |
| 5927439 | Sub-assembly for lubricating rock drill bit A lubricating sub-assembly for a rock drill, comprising a housing coupled into a drill string carrying a drill bit at its front end, a cavity disposed within the housing for holding a predetermined amount of a bearing lubricant, passages for communicating... | 07/27/1999 |
| 5921349 | Oil air lubricating apparatus An oil air distributor is inserted in the inside of a support hole provided in a housing. The oil air distributor is designed so that outer pipes and a spacer fitted onto an inner pipe are held, through seal rings, between a flange portion provided in the... | 07/13/1999 |
| 5901643 | High pressure rotary union for mechanical power press A fluid delivery system supplies fluid to a rotatable crankshaft integrated within a mechanical press and develops damped clearance spaces at the bearing surfaces of the fluid coupling device. In one arrangement, a rotary union is adapted for driving rota... | 05/11/1999 |
| 5799751 | Machine tool with a plurality of lubrication points A machine tool has a plurality of lubrication points to which lubricant must be delivered at specific maintenance intervals. At least some of the lubrication points are connected, via a system of lubricant lines, to a central delivery station for lubrican... | 09/01/1998 |
| 5638993 | Fluid dispenser for use with power tools A dispenser for selectively dispensing oil onto a cutting member of a power tool. The inventive device includes a reservoir attachable to or integral with a body of a power drill. A dispensing assembly extends from the reservoir into close proximity to a ... | 06/17/1997 |
| 5623870 | Oil mist eliminator for a press oil control system An oil mist eliminator filter used with a dynamic oil control mechanism consisting of a vacuum-inducing jet-pump to vacuum oil leaking from about an oil seal, an oil seal located around the drive piston on the press slide, a drain port located about the h... | 04/29/1997 |
