Did You Know...
...that Thomas Edison's patent application on his phonograph was approved by the Patent Office in just seven weeks? In contrast, it took Gordon Gould, the inventor of the laser, 30 years to obtain his patent -- finally awarded in 1988!
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 |
| 7444914 | Saw blade with multiple bore sizes A circular saw blade is provided with a first bore of a first size, configured for engagement with a first size arbor. The disk also has a second bore of a second size configured for engagement with a second size arbor. The second bore is disposed concentrically wit... | 11/04/2008 |
| 7322108 | Hair cutting device A hand-held dressing device has a blade with a sharpened cutting edge. The blade is preferably V- or U-shaped and permanently or removably supported by the limbs of a Y-shaped body with an extending hand group. The blade may be made from a single piece or form multi... | 01/29/2008 |
| 7287310 | Method of forming and attaching a blade that can receive both symmetrical and asymmetrical arbors A method of forming a rotating blade for a cutting machine that can attach to either symmetrical arbors or asymmetrical arbors. The arbor mounting hole has five sides arranged in a cut gem configuration. The arbor mounting hole is symmetrical on either side of a mid... | 10/30/2007 |
| 7249619 | Sawing device having an adjustable profile A device for adjusting a sawing device's width, wherein the sawing device comprises at least two circular blades 10, 12, facing each other and adjacently positioned, and a fastener 44 adapted to assemble the blades together. The device for adjusting th... | 07/31/2007 |
| 7234383 | Chip holder A rotating shaft (23) is inserted through an axial center of a cutter wheel tip for scribing a brittle object. The rotating shaft (23) is integrally provided with the cutter wheel tip. The rotating shaft (23) is inserted into supporting holes ( | 06/26/2007 |
| 7160096 | Perforation mechanism for a foam-in-bag cushion and method of use A perforation apparatus particularly useful for creating perforations in a foam-in-bag cushion and methods of using such apparatus are provided. The perforation apparatus is comprised of a frame, a main shaft mounted in the frame so as to be rotatable about a centra... | 01/09/2007 |
| 7137329 | Circular saw clutch assembly A circular saw clutch assembly includes an elongated rod that is coupled to a table saw assembly. A peripheral flange is integrally attached to the rod. The flange has a plurality of ball bearings mounted therein. A first washer abuts the flange and includes a plura... | 11/21/2006 |
| 7127877 | Universal mower blade A mower blade includes a mid-section, two sharpened, end sections, and a blade longitudinal axis. The mid-section includes a circular, central hole having a relatively large diameter and being centered on the blade longitudinal axis and first and second slots center... | 10/31/2006 |
| 7127978 | Circular saw machine A circular saw machine having a saw blade (1) that is movably held for back and forth motion during the sawing process. A forward and a rearward saw blade guide (4, 5) ensure the stability of the saw blade (1) while sawing. The saw blade guides ... | 10/31/2006 |
| 7121181 | Apparatus and process for cutting extruded material A rotating cutting apparatus comprising a cutting blade holder with at least one hole on the outside diameter of the cutting blade holder into which cutting blades are inserted and bonded to the cutting blade holder. The cutting blade holder encloses a center hole, ... | 10/17/2006 |
| 7051729 | Apparatus and methods for aligning a center of mass with a rotational axis of a shaft or spindle Centering elements effectively reduce the clearance between a shaft and a rotatable element, such as a blade-fixing flange of a dicing saw for use with semiconductor substrates or carrier substrates. The centering elements may be used to substantially align a center... | 05/30/2006 |
| 7032485 | Plate member shearing apparatus, method for shearing plate member, and sheared piece of plate member A shearing apparatus (1) for shearing a plate member (2) is provided with a pair of shearing rollers (20, 20) opposed with each other. These shearing rollers (20, 20) are rotated in opposite directions in a state that the plate member ( | 04/25/2006 |
| 7013785 | Ceramic cutters A ceramic cutting device having a base, longitudinal guides mounted to the base, and a support movably mounted on the longitudinal guides. A cutting-wheel handle holder is pivotably mounted to the support. A cutting-wheel handle is mounted to the handle holder and t... | 03/21/2006 |
| 7013987 | Clutch assembly and clamp mechanism for rotary tool disc As system for clamping an rotary tool accessory disc or blade to an output shaft of a rotary tool comprising a cam clamping mechanism and a clutch assembly wherein the cam clamping mechanism comprises: a head element threadably engageable with the output shaft at a ... | 03/21/2006 |
| 7007577 | Sheet processing apparatus, control method therefor, sheet processing method, and storage media To maintain high productivity and performing high-grade processes while minimizing deviation of a sheet process position in a direction at a right angle to a sheet conveying direction whatever types of sheets are to be processed, timing for starting detection of an ... | 03/07/2006 |
| 7000518 | Apparatus for cutting food product An apparatus for cutting food product so that the product is properly oriented and stabilized before and throughout the cutting operation to produce a sliced product of uniform thickness, even if the delivered food product varies in shape and size, such as when both... | 02/21/2006 |
| 6962147 | Dicing saw blade positioning apparatus and methods independent of blade thickness via constrained biasing elements An apparatus for positioning dicing saw blades at a fixed axial distance from one another independent of the thickness of the saw blades, where the saw blade thickness varies within a range. Flanges, spacers, and retention spacers may be employed to achieve desired ... | 11/08/2005 |
| 6955110 | Apparatus and method for cutting soft materials, especially meat An apparatus and method for cutting soft materials such as meat. Two or more spirally mounted helical blades are situated between two supports, and the supports are mounted to a shank. The shank is rotated to impart rotary action to the spiral shear blades, and the ... | 10/18/2005 |
| 6953197 | Quick-action locking device for an electric power tool A quick-action locking device for an electric power tool including a locking spindle (4) axially displaceable in the hollow spindle (2) of the electrical power tool between a working tool locking position and a working tool exchange position, and a loc... | 10/11/2005 |
| 6929000 | Apparatus and methods for aligning a center of mass with a rotational axis of a shaft or spindle Centering elements for effectively reducing the clearance between a shaft and a rotatable element, such as a blade-fixing flange of a dicing saw for semiconductor substrates or carrier substrates, installable thereon are disclosed. In addition, the centering element... | 08/16/2005 |
| 6925718 | Tool head A tool head for a motor-driven, manually guided implement for receiving a rotatable cutter tool is provided. The tool head comprises a housing in which is provided a tool shaft that is rotatably mounted via bearings. Secured on the tool shaft so as to turn with it i... | 08/09/2005 |
| 6925923 | Rotary cutting die mounting system A clamping mechanism for securing a cutting die board to a rotary support cylinder, including a double-acting pressure cylinder having a piston rod coupled to a clamping bolt which cooperates with a keyhole-shaped slot formed through the cutting die board, and an ar... | 08/09/2005 |
| 6910694 | Electrical tool with a quick-action clamping device A quick-action clamping device for a power tool includes a clamping spindle (4) arranged in the hollow spindle (2) of the power tool, an elastic member (5) for biasing the clamping spindle (4) into its clamping poition, in which the worki... | 06/28/2005 |
| 6718855 | Rotary label die cutter A rotary die cutter for cutting a series of irregular-shaped blanks from a continuous web. The rotary die cutter includes a male die cylinder that has a series of die cavities formed along its outer circumference. Each of the die cavities includes a surrounding cutt... | 04/13/2004 |
| 6675849 | Adjustable tenoning shim The invention relates to a device and method for making tenons using an adjustable shim placed between cutting blades. The adjustable shim has a plate with a recess capable of accepting spacers of varied thicknesses and a cover that encloses any of the sp... | 01/13/2004 |
| 6619166 | Printing apparatus with cutter and image printing and cutting method Image data representing an image to be printed is captured, and a cutting pattern for cutting the outer form of an image printed on recording paper is selected from a plurality of different cutting patterns. In accordance with the captured image data, one... | 09/16/2003 |
| 6321627 | Sawing apparatus A sawblade apparatus includes a sawblade and an arbor. The arbor which is adapted to have the sawblade mounted thereon possesses a plurality of outer drive surfaces circumferentially spaced about the outer periphery of the arbor. The sawblade is provided ... | 11/27/2001 |
| 6305260 | Non-symmetrical heavy duty knife apparatus and cutting method A novel knife apparatus and method are disclosed for cutting a plurality of articles from a sheet or web of material. The knife can be formed in or secured to the outer surface of a rotary die cutter. The knife includes a first cutting member having a fir... | 10/23/2001 |
| 6298760 | Non-symmetrical knife apparatus and cutting method A novel knife apparatus and method are disclosed for cutting a plurality of articles from a sheet or web of material. The knife can be formed in or secured to the outer surface of a rotary die cutter. The knife includes a first cutting member having a fir... | 10/09/2001 |
| 6279440 | Heavy duty knife apparatus and cutting method A novel knife apparatus and method are disclosed for cutting a plurality of articles from a sheet or web of material. The knife can be formed in or secured to the outer surface of a rotary die cutter. The knife includes a first cutting member having a fir... | 08/28/2001 |
| 6230600 | Saw arbor and guided circular saw An arbor for a guided circular saw has three symmetrical lobes. The lobes have end regions with profiles which follow an arc centered on an axis of rotation of the arbor. The lobes have driving regions with profiles which follow the arc of a circle center... | 05/15/2001 |
| 6227093 | Pizza docking device The preferred embodiment of the present invention comprises a pizza docking device having a pair of guides atop a pan and retaining a roller therein. Said roller has a plurality of pins thereon in spiral orientation. The device is dimensioned such that wh... | 05/08/2001 |
| 6227092 | Quick disconnect for a motor driven slitting knife A motor driven slitting knife assembly is provided with a quick disconnect arrangement for permitting rapid replacement of a slitting knife. The motor is provided with a rotatable hub having a radially extending flange. A slitting knife is mounted on one ... | 05/08/2001 |
| 6212984 | Rotary label die cutter A rotary die cutter for cutting a series of irregular-shaped blanks from a continuous web. The rotary die cutter includes a male die cylinder that has a series of die cavities formed along its outer circumference. Each of the die cavities includes a surro... | 04/10/2001 |
| 6209435 | Printing apparatus with cutter and image printing and cutting method Image data representing an image to be printed is captured, and a cutting pattern for cutting the outer form of an image printed on recording paper is selected from a plurality of different cutting patterns. In accordance with the captured image data, one... | 04/03/2001 |
| 6158320 | Saw arbor with splined mandrel and mating, timed internally and externally splined saw blade mounting sleeve A saw arbor formed of a mandrel and a cylindrically apertured sleeve. Circumferentially spaced splines are provided around the mandrel's outer circumference and around the inner circumference of the sleeve aperture. The mandrel splines and the sleeve aper... | 12/12/2000 |
| 6109157 | Arbor locking mechanism An arbor lock mechanism for use with an arbor of a table saw. The mechanism includes a bearing plate connected to the frame of the table saw and through which the arbor rotates. The mechanism also includes an arbor lock plate connected to the bearing plat... | 08/29/2000 |
| 6067887 | Translucent rotary cutting die A rotary cutting die includes a translucent or transparent rotary die plate having an inner surface and an outer surface. A cutting rule that defines a cutting design is supported by the die plate. The cutting rule includes a cutting edge, which extends a... | 05/30/2000 |
| 6065215 | Cutter wheel A cutter wheel which can form a deep slit on an article to be cut so that the article can be broken easily along the slit and a perpendicular cut surface can be formed reliably when the article is broken along the slit. The cutter wheel is a disk-shaped m... | 05/23/2000 |
| 6035758 | Saw blade drive system A sawblade and a drive spline having a drive configuration therebetween. The drive configuration comprises inner driven surfaces on the sawblade which are driven by the drive spline which has outer drive recesses complementary to the inner driven surfaces... | 03/14/2000 |
