Did You Know...
...that after Parker Brothers executives turned down the game of Monopoly because it had "52 fundamental errors" (including taking too long to play), a copy of the game wound up in the home of the company president who stayed up until 1 a.m. to finish playing it? He was so impressed by the game that the next day he wrote to inventor Charles Darrow and offered to buy it!
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| Number | Title | Issue Date |
| 7339767 | Baseplate for a disk drive head suspension A baseplate for swaging a head suspension to an actuator arm includes a flange with an opening having a back bore diameter and a boss tower extending from the flange and having an outer diameter. The back bore diameter is less than or equal to about 105% of the oute... | 03/04/2008 |
| 7301729 | Suspension, head gimbal assembly with multilayered plate suspension having ribs and disk drive apparatus with head gimbal assembly A suspension includes a multilayered plate member formed by at least three layers laminated together. The modulus of elasticity of neighboring layers of the at least three layers are different from each other. Both side edges of only a part of the layers of the mult... | 11/27/2007 |
| 7248444 | Electromagnetic heads, flexures, gimbals and actuators formed on and from a wafer substrate Devices for reading or writing electromagnetic information include a wafer substrate piece disposed between an electromagnetic transducer and an electrostrictive or piezoelectric actuator. The substrate piece is shaped as a rigid body adjoining the transducer and as... | 07/24/2007 |
| 7142394 | Method and apparatus for an improved magnetic head arm assembly A system and method for an improved magnetic head arm assembly (HAA), reducing complexity of design and difficulty of manufacture, is disclosed. ... | 11/28/2006 |
| 7113370 | Slanted mounting for preload flat suspension An actuator arm of a magnetic disc drive having a mounting surface includes a mounting block having a sloped mounting surface. A base plate of a head gimble assembly is attached to the sloped mounting surface. The head gimbal assembly is unbent in its free state and... | 09/26/2006 |
| 7099118 | One-piece suspension assembly including interconnect An integrated suspension assembly including interconnect is used to provide an electrical and mechanical connection between an actuation system and a slider. The suspension assembly includes a multi-layer laminate substrate having a base layer, an insulator layer an... | 08/29/2006 |
| 7046483 | Copper gimbal and gimbal damping for integrated lead suspension Flexure leg designs for a gimbal structure in an integrated lead suspension (ILS) in a disk drive system are disclosed. In one design, the flexure leg may include a first conducting layer comprising copper, a second conducting layer comprising copper, and a dielectr... | 05/16/2006 |
| 7035054 | Magnetic head apparatus, magnetic head supporting mechanism and magnetic recording apparatus having an improved impact resistance A load beam is provided with a base plate and a slider. A magnetic head apparatus is fixed to a head arm via a base plate. In a mechanism or structure for supporting such a magnetic head supporting mechanism, an elastically deformable portion is provided between the... | 04/25/2006 |
| 6992862 | Disk drive with controlled pitch static attitude of sliders on integrated lead suspensions by improved plastic deformation processing The pitch static attitude of a slider in an integrated lead suspension head gimbal assembly of a disk drive is controlled at the manufacturing stage. The integrated lead suspension includes a load beam, a mount plate, a hinge and a flexure made out of a multi-layer ... | 01/31/2006 |
| 6992861 | Head suspension for swing arm actuator The present invention is aimed to provide a head suspension having a high resonant frequency, high shock resistance and low rigidity, which greatly contributes to an improvement of a magnetic disk apparatus. In an oscillation-type actuator, at least a part of a spri... | 01/31/2006 |
| 6446325 | Method of making a swagable metal arm tip for a ceramic actuator arm A method of forming a swagable metal actuator arm tip having a metal swage plug for ceramic actuator arms, the method comprising the formation of a metal swage plug within a tip opening in an actuator arm, the metal insert being an appropriate metal in ei... | 09/10/2002 |
| 6049443 | Suspension bent by stressed patch The present invention provides a prebent ceramic suspension which includes a ceramic load beam which is bent by a stress patch. With thin film techniques the stress patch is formed on top of the load beam. In the preferred embodiment the patch is amorphou... | 04/11/2000 |
| 5978178 | Disk drive actuator assembly with arm having high stiffness to mass ratio A disk drive system includes a base, a disk rotatably attached to the base, and an actuator assembly pivotally attached to the base. The actuator assembly moves the transducer to selected areas of the disk where information representative of data is to be... | 11/02/1999 |
| 5896246 | Suspension fabricated from silicon An apparatus comprising a magnetic head suspension assembly (10) comprised of a rectangular portion (12), load beam (14) and flexure (16) fabricated from a silicon structure using the etching techniques of the integrated circuit fabrication industry. The ... | 04/20/1999 |
| 5844750 | Actuator arm assembly having an actuator arm wiring pattern and a head suspension wiring pattern An inexpensive actuator arm assembly which is suitable for a small sized magnetic disk drive unit. The actuator arm assembly includes an actuator arm rotatably mounted on a base, and a non-metallic suspension having a base end portion fixed on a leading e... | 12/01/1998 |
| 5805382 | Integrated conductor magnetic recording head and suspension having cross-over integrated circuits for noise reduction The present invention is an integral magnetic head suspension and method for making the same. The integral suspension, with or without the head, contains integrated conductive circuits that have multiple cross overs for noise reduction. The suspension is ... | 09/08/1998 |
| 5724211 | Magnetic head support mechanism, having beam portion curved with internal stress A magnetic head support mechanism comprises a beam portion and a mount for connection to an actuator, which are integrally formed of a ceramic material. The beam portion has a magnetic head supported on a free end side thereof, which magnetic head compris... | 03/03/1998 |
| 5711063 | Method of forming a suspension fabricated from silicon An apparatus comprising a magnetic head suspension assembly (10) comprised of a rectangular portion (12), load beam (14) and flexure (16) fabricated from a silicon structure using the etching techniques of the integrated circuit fabrication industry. Said... | 01/27/1998 |
| 5663854 | Prebent ceramic suspension The present invention provides a prebent ceramic suspension which includes a ceramic load beam which is bent by a stress patch. With thin film techniques the stress patch is formed on top of the load beam. In the preferred embodiment the patch is amorphou... | 09/02/1997 |
| 5657300 | Magnetic head having elastic members for magneto-optical recording device A magnetic head device for magneto-optical recording, employed for magneto-optical disc recording/reproducing apparatus, includes a magnetic head element, a slide contact member carrying the magnetic head element and having a slide contact portion having ... | 08/12/1997 |
| 5539596 | Integrated suspension, actuator arm and coil assembly with common structural support layer An assembly is provided which has integrated suspension and actuator arm regions. At least one actuator coil layer is located in the actuator arm region. The actuator coil layer is mounted to at least one homogeneous support layer which extends between te... | 07/23/1996 |
| 5126903 | Combination of a magnetic head and a magnetic head supporting device A combination of a magnetic head and a magnetic head supporting device comprises a thin film magnetic head and a magnetic head supporting member, wherein the thin film magnetic head is provided with a reading/writing element at an end surface of a slider,... | 06/30/1992 |
| 5124864 | Magnetic head supporting device including a flexible member of polymeric resinous material A magnetic head supporting device for supporting a magnetic head comprises a flexible member, a magnetic head supporting arm and a magnetic head pressing arm, wherein the flexible member is a plate-like body made of a polymeric resinous material, the magn... | 06/23/1992 |
| 4849840 | Carriage device for floppy disk apparatus having head arm with regulating material A carriage device of a floppy disk apparatus includes a carriage main body arranged for linear movement and a head arm extending parallel to the main body. The body and arm are formed of synthetic resin. First and second magnetic heads are respectively mo... | 07/18/1989 |
