Did You Know...
...that the Band-Aid Bandage was invented by a Johnson & Johnson employee whose wife had cut herself? Earl Dickson's wife was rather accident prone, so he set out to develop a bandage that she could apply without help. He placed a small piece of gauze in the center of a small piece of surgical tape, and what we know today as the Band Aid bandage was born!
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| Number | Title | Issue Date |
| 5386333 | Head drum cleaning device for magnetic recording and reproducing apparatus A head drum cleaning device for a magnetic recording and reproducing apparatus comprising a head cleaning lever pivotally mounted to a fixed base plate of the apparatus by a pin fixed to the fixed base plate, a cleaning roller rotatably mounted to one end... | 01/31/1995 |
| 5383076 | Magnetic head device with cleaning means for cleaning sliding surface thereof A magnetic head has a sliding surface including a sliding portion for sliding on a magnetic recording medium. A head holder has a head holding portion for holding the magnetic head, and at least one guiding portion located in a side of and far apart from ... | 01/17/1995 |
| 5381292 | Method for self-cleaning dat drive tape heads A method for monitoring the performance of a DAT drive and a method for self-cleaning the tape heads of a DAT drive pursuant to the occurrence of an error that could not be corrected by re-reads or re-writes. The monitoring method includes the steps of (a... | 01/10/1995 |
| 5379173 | Magnetic disk jacket A magnetic disk jacket having, disposed on an internal surface of a jacket frame, a liner for cleaning a magnetic disk, wherein the liner comprises 0.03-0.5 g per kg of said liner of a modified straight chain type polydimethylsiloxane having in each molec... | 01/03/1995 |
| 5373409 | Disk for cleaning magnetic head of disk drive A disk for use in cleaning a magnetic head of disk drive comprises an inner ring of memory and an outer ring made of a tough and yet gentle material for use in removing impurities from the surface of the magnetic head. The disk is capable of doing an auto... | 12/13/1994 |
| 5363267 | Head tip cleaning tape and its cleaning method A cleaning tape structure is provided for removing dust from a magnetic head tip, The dust on the head tip is collected by the membranes installed on the tape surface. A laser beam is used to make vertical cuts on the tape surface in several oblique array... | 11/08/1994 |
| 5355269 | Cleaning apparatus for a cassette player Apparatus for cleaning a head assembly (12) of a magnetic tape player and/or recorder with a cleaning solution. The apparatus includes a housing (14) adapted to be inserted in the player and/or recorder in a cleaning position, a drive mechanism (18) and w... | 10/11/1994 |
| 5355271 | Tape cassette with resiliently mounted tape cleaner A sheet-shaped cleaner including a resilient film and nonwoven cloth consisting of synthetic fibers formed on one side of the film is disposed in opposition to a guide roller. A magnetic tape is sandwiched between the guide roller and the cleaner and with... | 10/11/1994 |
| 5353184 | Cassette cleaner having both capstan and pinch roller elements Device for cleaning a head assembly (12) of a magnetic tape player and/or recorder with a cleaning solution. The device includes a housing (14) adapted to be inserted in the player/recorder in a cleaning position, a drive mechanism (18) and wiper and (16)... | 10/04/1994 |
| 5351156 | Method and apparatus for cleaning disks The back edge of a disk drive slider is used to remove debris from disk media by slowly sweeping it from the inner diameter of the disk to the outer diameter of the disk while the disk is rotating backwards from normal. The sweeping operation is completed... | 09/27/1994 |
| 5341263 | Apparatus for demagnetizing the magnetic head of a cassette tape recording and/or reproducing device An improved demagnetizer for the magnetic heads of a tape cassette recording and/or reproducing device. The device includes an intermediate gear which is rotated by either one of two hub gears engaging respective drive spindles of the recording and/or rep... | 08/23/1994 |
| 5341257 | Head cleaning device for magnetic tape cassette apparatus having a rotating head An apparatus (1) comprises at least one rotatable magnetic head (78, 79) for recording and reproducing signals on/from a magnetic tape (24) accommodated in a cassette (2), a cassette holder (10), a tape-threading device (47) by means of which the magnetic... | 08/23/1994 |
| 5341262 | Magnetic data storage and retrieval system with provision for preventing condensation An arrangement for preventing a condensation on a head for writing information into a storage medium and for reading the information from the storage medium. The arrangement includes a temperature detector for detecting the temperature of the head and a c... | 08/23/1994 |
| 5341193 | Method and apparatus for sensing magnetic signal strength of xerographically developed toner images for closed loop control of magnetic printing A printing machine in which magnetically permeable marking particles develop a latent image recorded on a photoconductive member. A read head is positioned on the opposite of the photoconductive member to detect magnetic field intensity effects produced b... | 08/23/1994 |
| 5335128 | Cleaning roller for head cylinder of magnetic tape unit A cleaning roller for a head cylinder, particularly for video heads, of a magnetic tape unit, is characterized in that an insert hole, receiving a support shaft for a cleaning roller cylinder, includes two wide portions and one narrow portion. This enable... | 08/02/1994 |
| 5315465 | Compliant pivot mechanism for a rotary actuator A pivot mechanism for a rotary actuator in a disc drive data storage device comprising a pivot shaft having a shoulder near one end thereof, the pivot shaft disposed in a central bore of an actuator body having a medially disposed narrow section spatially... | 05/24/1994 |
| 5309307 | Timer controlled device for cleaning a moving head and/or a drum of a playback and/or recording unit A cleaning device for cleaning a video drum or video head of a video unit comprises a cassette tape type housing. A carrier arm pivotal in the housing carries a brush for cleaning the video drum and video head. A linkage arm under the action of a drive sp... | 05/03/1994 |
| 5296988 | Optical head with an adjusting mechanism for adjusting the position of an optical mirror An optical head for information recording and/or reproduction has a light source, a deflecting mirror, an adjusting mechanism and an objective lens. A light beam generated by the light source is deflected by the deflecting mirror to be directed to a recor... | 03/22/1994 |
| 5296985 | Magnetic disk unit using negative pressure to counterbalance having head lifting mechanism A magnetic disk unit for data storage in which a magnetic read/write head is attached to a suspension arm. To prevent the head from making direct contact with the associated disk when the disk is not rotating, the disk unit is provided with a head lifting... | 03/22/1994 |
| 5278713 | Cooling device including ribs, in combination with a magnetic head An improved cooling device for cooling the magnetic head (M) of a magneto-optical disc player includes a plurality of arcuate ribs (R) formed as portions of concentric circles and having centers coincident with the axis of rotation of the disc player. The... | 01/11/1994 |
| 5247411 | Multiple-channel magnetic head having plural magnetic head tips mounted on a single head base In the magnetic recording characteristics of recording apparatus, when there are three or more magnetic tips disposed on one head base, the extension lines in the depth direction of the head tips pass through the central line of the cylinder. The both out... | 09/21/1993 |
| 5245494 | Write-read magnetic recording head A write-read magnetic head for write-read digital recording machines includes a write magnetic head and a read magnetic head disposed in closely spaced apart relation. Each head includes a shield formed of a ferrous containing material having an opening t... | 09/14/1993 |
| 5243484 | Cleaning cassette for cassette tape recorders A cleaning cassette for cassette tape recorders comprises a cleaning member which engages the recording/reproducing head of the tape recorder upon placing the cassette in the recorder. Through a first and second transmission device the cleaning member is ... | 09/07/1993 |
| 5241442 | Alignment disk In the present alignment disk for adjusting the tracking and azimuth of a magnetic head, a track includes adjacent first and second regions which are circular and substantially concentric. First data and second data are recorded on the first region of the... | 08/31/1993 |
| 5237477 | Head wiper for Bernoulli disk drive A disk drive has a head cleaner which cleans the heads each time the heads are moved from an operating position to a park position. The heads are slidably mounted to move into engagement with a disk when a cartridge containing the disk is inserted into th... | 08/17/1993 |
| 5235485 | Cleaning tool Device for cleaning heads of disc drive units. The device comprises a substantially round member having dimensions which allow insertion of the device into the receiving area of a disc drive unit. The member has a central elongated aperture which permits ... | 08/10/1993 |
| 5228022 | Battery operated compact disk cleaner An improved compact disk cleaner is provided which includes a base (12), a support table (14) rotatably mounted within the base for supporting a compact disk (16) thereon, an electric motor (18) having a shaft for rotating the support table and the compac... | 07/13/1993 |
| 5220474 | Demagnetizer for magnetic heads of floppy disc drive A demagnetizer for magnetic heads of floppy disc drive is made up of a receiving case having a size and shape similar to those of a conventional floppy disc and of a demagnetizing member disposed at a position in the receiving case where the magnetic head... | 06/15/1993 |
| 5208795 | Cleaner unit with jet spray for information disks A cleaner unit is provided for applying a liquid cleaning solution onto the surface of an information disk, such as a so-called compact laser disk or the like. The cleaner unit includes a housing with a rotatable spindle (22) adapted to support the inform... | 05/04/1993 |
| 5201093 | Video game console and cartridge cleaning kit A kit for cleaning the contacts on video game consoles and cartridges comprises a cleaning solution, a cleaning clip, a cleaning card and a pair of cleaning wands. The cleaning solution is applied to the contacts of the console or the cartridge using one ... | 04/13/1993 |
| 5193033 | Magnetic recording and reproducing apparatus incorporating clogging detection A magnetic recording/reproducing apparatus incorporating a clogging detector includes comparator for comparing with a predetermined value an absolute value of signals which are produced by reproducing recorded signals immediately after recording. Clogging... | 03/09/1993 |
| 5189581 | Drying mechanisms and methods for removing excess moisture from electronic equipment The specification disclosed a drying apparatus for removing excess moisture from a housing of a video cassette camera recorder comprising: a hollow casing having at least one passageway formed therein; desiccant material inside the casing; and a screen fo... | 02/23/1993 |
| 5189575 | Read/write head retract mechanism A retract mechanism for a magnetic head which can read from and/or write to a disk, the mechanism includes a spring arm which supports the head and urges the head toward the disk. The spring arm includes a cam follower which rides along the surface of the... | 02/23/1993 |
| 5187622 | Magnetic disk drive apparatus having a protection mechanism for protecting a magnetic head from collision with a magnetic disk when loading or unloading the magnetic disk A cartridge type disk apparatus for recording and/or reproducing an information signal, by means of a recording head, on and from an information recording disk that is accommodated in a cartridge and mounted on the cartridge type disk apparatus together w... | 02/16/1993 |
| 5181292 | Cleaning cartridge for video games and computers A device for cleaning electrical contacts located within a cartridge receptacle of a video game. A manually-manipulable housing containing a slidable cleaner blade element is insertable into the receptacle, after which the blade element is moved back and ... | 01/26/1993 |
| 5182691 | Magnetic head cleaning system for rotary head devices A system for cleaning a magnetic head provided inside a rotary drum installed on a chassis in cooperation with a mechanism for guiding a tape. The system has a cleaning device including a cleaning lever capable of pivoting freely, supported by a pivot sec... | 01/26/1993 |
| 5181150 | Dual magnetic head for reading and writing information at high and low track density including erase gaps having an undulating shape A dual magnetic head capable of reducing unneccessary magnetic flux developed in erase cores. The dual magnetic head includes a first read/write core (30) having a first gap width (34) and extending in a track direction in which the tracks will be formed ... | 01/19/1993 |
| 5173827 | Method and apparatus for cleaning portions of a video cassette recorder A cassette device for cleaning portions of a video cassette recorder is provided. The cassette device includes a first fluid applicator and a second fluid applicator, the second fluid applicator positioned to wet a portion of tape spaced from the portion ... | 12/22/1992 |
| 5170305 | Concealed type of magnetic tape cleaner with friction reducing means A magnetic tape cleaner comprising a back-glued pad of cleaning cotton, and a resilient fastener means to secure said back-glued pad of cleaning cotton to the casing of a video tape inside the protective cover thereof for cleaning the magnetic tape, where... | 12/08/1992 |
| 5170304 | Device for cleaning rotary magnetic head of magnetic recording and reproducing device and method of controlling same A cleaning device for cleaning a rotary magnetic head of a magnetic recording and reproducing device includes a cleaning member which is movable into and out of contact with the rotating magnetic head. The cleaning device is activated through the operatio... | 12/08/1992 |
