Bizarre Patents
A fork with timer for providing a cue to a user after an elapsed period of time for indicating that another bite of food using the fork may be taken.
PatentStorm News
Make the Most of Our Site
See this month's Top Inventors and Most Cited Patents.
Stay on top of the latest innovations by subscribing to an RSS feed.
Registered users: Manage your profile.
| Number | Title | Issue Date |
| 8167781 | Multi-spindle head exchangeable machine tool A multi-spindle head exchangeable machine tool is provided with a plurality of multi spindle heads movably mounted on an annular rail. When a workpiece is machined by driving a rotary tool by a machining unit, multi spindle heads of the plurality of multi spindle he... | 05/01/2012 |
| 7346973 | Processing cell of automatic machining system and automatic honing system A processing cell of automatic machining system configured in that it is easy to decide or change the number of steps and to design, and to reduce the installation cost. The control unit of the processing cell comprises an operation data storing means for storing ev... | 03/25/2008 |
| 7322916 | Tool magazine device for vertical machining center The invention provides a tool magazine device for a vertical machining center having a protective cover for a shank. A tool magazine device 100 disposed in a vertical machining center comprises a chain 120 moved between sprocket wheels 130 and | 01/29/2008 |
| 7250024 | Tool shelf magazine A tool shelf magazine for milling and drilling machines has at least one shelf, a plurality of compartments provided in the shelf above each other at predetermined intervals and also a plurality of notches, which are open on one side accommodating one suspended tool... | 07/31/2007 |
| 7217230 | Apparatus for detecting position of drawbar in automatic tool change device Disclosed is an apparatus for detecting a position of a drawbar unit installed in a spindle unit. The apparatus is a part of an automatic tool exchange device for exchanging tools in the spindle unit of a machine tool. The apparatus transmits a signal to a main cont... | 05/15/2007 |
| 7169100 | Tool change magazine for laser beam machine The invention aims at providing a tool change magazine for laser beam machine to improve machining efficiency of a laser beam machine by installing a tool change magazine containing laser machining tools equipped with a torch and a nozzle replaceably attached to the... | 01/30/2007 |
| 7150705 | Tool changing device which prevents chips adhering to tool A tool changing device of a machine tool which prevents chips adhering to a tool. By using a drive motor with which a tool changing device of the machine tool is usually provided, to vibrate the tool, the chips are prevented from adhering to the tool, especially to ... | 12/19/2006 |
| 7115083 | Cutting tool holder for a machining center A cutting tool holder for a machining center has a body and a fastening device. The fastening device is mounted in the body and has a base, at least two positioning elements and a locking element. The base has an annular wall, a through hole and at least two positio... | 10/03/2006 |
| 7065856 | Machine tool method A machine tool apparatus is provided employing a plurality of tool heads which may be sequentially or simultaneously automatically controlled to perform preprogrammed operations on either the same or different workpieces. In one form, a plurality of tool heads are s... | 06/27/2006 |
| 7025542 | Guide device for workpiece machining head, machine having the same, and guide method There is provided a guide device for a machining head capable of machining a workpiece such as a cylinder head of an engine accurately, a machine having the guide device, and a guide method. At least one of guide posts formed in a guide post member has an air pressu... | 04/11/2006 |
| 6974294 | Article handling system and method An article handling system and method for holding articles and moving selected articles individually from and/or to the article handling system. A plurality of vertically spaced article holding trays are mounted for independent rotation, each tray having a plurality... | 12/13/2005 |
| 6716146 | Tool Magazine A automatically indexing tool magazine, of the type attached to machining centers that incorporate an automatic tool change function, able to hold a relatively large number of tools in a compact space as means of improving space efficiency. The tool magazine is comp... | 04/06/2004 |
| 6619345 | Arrangement for a debarking shaft The invention relates to a debarking shaft arrangement for a debarking machine (1). A number of rotatable debarking shafts (3) extending parallel to the advancing direction of the logs (2) are provided with a number of teeth (4) extending beyond the circu... | 09/16/2003 |
| 6569071 | Reconfigurable multi-spindle apparatus A reconfigurable multi-spindle apparatus for use with a machining device in a plurality of configurations across part families. In one embodiment, the reconfigurable multi-spindle apparatus may include at least two spindle head modules, a mechanism for tr... | 05/27/2003 |
| 6442815 | Reconfigurable automatic tool changer A reconfigurable tool changer allows a tool cartridge to be easily attached to, or detached from, a standard machine-tool spindle head. The modular design, includes a revolving tool cartridge having a plurality of tool holders, a meshing gear for engaging... | 09/03/2002 |
| 6083145 | Device for handling an electric spindle of a high-speed machine tool A handling device for a cylindrical electric tool holder spindle. The device includes a handling cradle including a combination of a receptacle in which the electric spindle is placed, a gripping member for lifting the handling cradle and a fastening memb... | 07/04/2000 |
| 5876315 | Coupling mechanism for tool cassettes in a machining unit A mechanism for coupling tooling cassettes (60) in a numerical control machining unit for a transfer machine of the type comprising a frame (10) with rails (11, 12) for moving (X arrow) a vertical knee (20) with two posts (21 and 22) also provided with ra... | 03/02/1999 |
| 5871427 | Machine tool The machine tool comprises a machine stand (10) with a vertically movable vertical carrier (12) carrying a spindle head (SK1) for treatment of a workpiece. To exchange the spindle head (SK1) against a new spindle head (SK2), an exchange unit (15) is provi... | 02/16/1999 |
| 5762594 | Programmable machine tool with automatic tool changer A program-controlled machine tool with automated tool changing, where the machine tool consists of a motor-driven machining unit with a working spindle that can be moved in at least one coordinate. The machine tool also includes a work table that can be d... | 06/09/1998 |
| 5674169 | Tunnel type or dragon-gate type processing system assembled with selected elements and its related interface means A dragon-gate processing machine having a dragon-gate support structure, at least one lateral girder coupled to the support structure for mounting tool holding members and automatic tool exchange devices, a plurality of working tables mounted below the dr... | 10/07/1997 |
| 5542899 | Multispindle-head machine tool A multispindle-head machine tool has a column, a plurality of multispindle heads each having a plurality of tools and an engaging member and an annular feed passageway supporting the multispindle heads for circulatory movement therealong. The annular feed... | 08/06/1996 |
| 5442843 | Drilling machine for drilling holes in furniture parts A drilling machine for drilling securing holes for furniture fittings, for example hinges, includes a drive motor which drives drills by way of a multispindle drilling head with a drill gearing and a plurality of drilling spindles. A stop rule with adjust... | 08/22/1995 |
| 5242359 | Manufacturing plant The manufacturing plant comprises at least one manufacturing cell provided with at least one processing device, a handling device associated with the processing device in order to automatically exchange tools and/or workpieces on the processing device, an... | 09/07/1993 |
| 5242358 | Machine tool accessory mounting method and apparatus An apparatus for operatively coupling a rotatably driven machine tool accessory, such as a right angle milling head, to a machine tool having a rotary output shaft, such as a horizontal boring machine. The apparatus includes a first collar that is mounted... | 09/07/1993 |
| 5226869 | Method and apparatus for changing the tool disk of a tool turret For changing the tool disk connected detachably and rotatably to the housing of a tool turret, a work-locating fixture is provided. The tool disk can be moved out of its work setting in which it is coupled with the drive shaft for rotation by a rotary dri... | 07/13/1993 |
| 5188493 | Tool holder of modular construction for driven tools The tool holder of modular construction of driven tools for use on lathes consists at least of one base holder and various tool heads connectable interchangeably therewith. The base holder has a fixing shank, an attachment flange connected thereto, as wel... | 02/23/1993 |
| 5046233 | Machine tool The invention relates to a machine tool on which an extra working head can be exchanged readily. The machine tool comprises a main beam extending horizontally in leftward and rightward directions, a carrier mounted for leftward and rightward movement on t... | 09/10/1991 |
| 5018266 | Novel means for mounting a tool to a robot arm A tool changer including male and female flanges for connecting end effectors to robot arms. A male flange having a tapered projection is inserted into a tapered opening in a female flange having a rod coaxial with the diameter of the tapered opening. A r... | 05/28/1991 |
| 4962583 | Tunnel type or dragon-gate type processing system assembled with selected elements and its related interface means A dragon-gate processing machine having a dragon-gate support structure, at least one lateral girder coupled to the support structure for mounting tool holding members and automatic tool exchange devices, a plurality of working tables mounted below the dr... | 10/16/1990 |
| 4847978 | Tool head changer and drive mechanism A machining center for machining a variety of different workpieces. Tool heads with a wide variety of tools are transferred from a storage area and oriented and presented one at a time by a turret to a machine tool in which they are received, accurately l... | 07/18/1989 |
| 4817268 | Method of and arrangement for exchanging tool holders in working units for working of workpieces A method and arrangement for exchanging a variable number of tool holders in which only one tool holder at a time is brought into working position. The operations involved with accessing a variety of holders, one at a time, to a working position requires ... | 04/04/1989 |
| 4794686 | Flexible machining system A machining system for simultaneously performing a number of machining operations on one face of a plurality of work pieces which are carried on a pallet is disclosed. The machining system includes a track having a pallet loading station and a pallet unlo... | 01/03/1989 |
| 4777713 | Machine tool A machine tool includes a plurality of tool holders (4, 7, 19, 64) each holding a tool (4a, 7a, 19a, 81), a first spindle (16) having an axis for holdling each tool holder, a spindle head (15) for supporting rotatably the first spindle (16), means (17a) f... | 10/18/1988 |
| 4776081 | Multi-spindle head-replacing machine tool In multi-spindle head-replacing type machine tool comprising a machining unit disposed on a base for advancing and retreating movements between an original position and a machining position, a first annular guide rail including a movable rail integral wit... | 10/11/1988 |
| 4759115 | Numerically controlled automatic tool changing machining center having a bar-type spindle A numerically controlled automatic tool changing machining center is provided with a rotary driven spindle concentric within which is a spindle bar that may be reciprocated out from or into the spindle by a hydraulic cylinder. Located at the forward end o... | 07/26/1988 |
| 4720221 | Machine tool with an angle spindle attachment In a cutting machine tool, a spindle head rotatably carries a vertical tool spindle, and an angle spindle attachment is detachably mounted on the lower surface of the spindle head. The angle spindle attachment carries an attachment spindle adapted to rece... | 01/19/1988 |
| 4713876 | Machine tool with gang head interchange device A compact machine tool for automatically interchanging two gang heads mounted at the front end of a machining unit. The machine tool includes a horizontally movable tool support, a revolving body mounted above the tool support and rotatable about a first ... | 12/22/1987 |
| 4709465 | Interchangeable spindle-head milling system Disclosed is a machine system adaptable to a wide range of milling conditions and functions by the provision of a master milling head capable of providing spindle-driving power and up to 5-axis movement to a wide range of individual spindle heads each des... | 12/01/1987 |
| 4679970 | High speed toolholder for a machining center A high speed toolholder for driving a small high speed cutting tool from the large slow speed spindle of a machining center comprises a housing having a retention pin extending from side end thereof. An input shaft, dimensioned to be received in the machi... | 07/14/1987 |
| 4675977 | Machine tool The machine tool comprises a vertical post (14) on which a head changer (19) is mounted for changing the tool head (17) provided at a head carrier (16). The head changer (19) is rotatable about a vertical axis. It carries at least one head gripper (22) wh... | 06/30/1987 |
