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Gear cutting, milling, or planing April category listing, related patent applications 04/12

20120099939 - Method and tool for manufacturing face gears: A cutter disk having cutting blades oriented on its circumference with the cutting edges of the blades oriented perpendicular to the axis of rotation of the cutter disk thereby representing a plane which can be oriented to a work piece (e.g. face gear) under an angle equal to the pressure... Agent: The Gleason Works

20120099940 - Toolholder with externally-mounted dynamic absorber: A toolholder includes a body portion having an exterior surface and a dynamic absorber mounted on the exterior surface of the body portion. The dynamic absorber includes a rigid support member, a cover member, and an absorber mass disposed within a cavity formed by the rigid support member and the... Agent: Kennametal Inc.

20120093603 - Vibration suppressing method and vibration suppressing device for use in machine tool: In a machine tool having a rotary shaft for use in rotating a tool or a workpiece, a plurality of stable rotation speeds at which the chatter vibrations are expected to be suppressed, and at least one switching rotation speed across which a dynamic characteristic of a rotary shaft system... Agent: Okuma Corporation

20120093605 - Lance unit and spindle comprising the same: A spindle which can be used by using the two-channel minimal quantity lubrication. The feeding of the lubricating oil is done by way of a central oil tube which is rotationally fixedly joined to a fixed base piece and which is radially supported on the revolving spindle in the radial... Agent:

20120093604 - Mechanism for delivering cryogenic coolant to a rotating tool: A rotary coolant adapter that is compatible with commercially available tool holders attaches to a rotary tool holder to supply coolant to a flow path in a rotary tool. The rotary coolant adapter has a stationary outer housing and a stationary supply tube for supplying coolant to an annular coolant... Agent:

20120093606 - Automated loading of work pieces via staging regions into adverse environments associated with milling machines and controllers and methods for same: Embodiments relate generally to milling machines and milling techniques, and more particularly, to apparatuses, milling machines and methods to control automatic loading and/or unloading of work pieces in relation to the adverse milling machine environments. In one embodiment, an apparatus includes a subset of guide members constituting a staging region,... Agent:

20120093607 - Core joiner and cutter apparatus: An automatic core joiner and cutter apparatus for use in the recycling of used cores and the manufacture of new conjoined cores is disclosed. The apparatus combines an infeed unit, a milling unit, and an outfeed unit, all controlled by a PC. The infeed unit includes at least two infeed... Agent:

20120087756 - Mechanism for grasping tool, chuck, clamp mechanism, or the like: Provided are: a double grasping mechanism including a double grasped part and a double gripping mechanism; a spindle, a holder holding mechanism, a main-spindle, and a holder holding device each including a double gripping mechanism; and a tool holder; a chuck holder; and a clamp holder. The double grasped part... Agent:

20120087757 - Machining device for a workpiece, more particularly for the fabrication of dental prosthetic items or models thereof and a method therefor: A machining device for a workpiece wherein a first feed axis extends through a workpiece holder, a first machining tool is disposed on a first side of the feed axis, and a second machining tool is disposed on a side of the feed axis opposing the first side. Between a... Agent: Sirona Dental Systems Gmbh

20120082525 - Scraper sharpener: A lightweight, portable motorized scraper sharpener is provided. A housing is formed from a recycled plastic or any other lightweight material, and receives a motor, an on/off switch, and a cutter. The motor and the cutter are encased in the housing. The housing has an angled guideway or slot for... Agent:

20120082526 - Spindle head structure rotatable in a/b axes: A spindle head structure rotatable in A/B axes is provided, comprising: a spindle support, an intermediate support, a base support, an upper telescopic strut and a lower telescopic strut. The spindle support may be adapted to be fixed with a spindle. The intermediate support may be connected with the spindle... Agent: Tsinghua University