| Patent Number |
Title Of Patent |
Date Issued |
| 5580447 |
Biocide filter |
December 3, 1996 |
| An efficient, low pressure drop biocide cartridge is provided for destroying viral and bacterial pathogens in water from untreated water sources along a lengthened flow pathway including a critical plenum for controlling the speed of water throughput. In a first pathway, water is per |
| 5534145 |
Compact water filtration pump |
July 9, 1996 |
| A portable, manually-operated water filtration pump for purifying water. The pump includes an inexpensive, disposable filter cartridge which can be easily changed when the filter elements are no longer effective. The pump uses a lever to actuate a double-acting piston. The lever is colla |
| 5433848 |
Water filtration pump with disposable filter cartridges |
July 18, 1995 |
| A portable, manually-operated water filtration pump for purifying water. The pump includes an inexpensive, disposable filter cartridge which can be easily changed when the filter elements are no longer effective. The pump uses a lever to actuate a double-acting piston. The lever is colla |
| 5431816 |
Prefilter for a water purification pump |
July 11, 1995 |
| A portable, manually-operated water filtration pump for purifying water. The pump includes an inexpensive, disposable filter cartridge which can be easily changed when the filter elements are no longer effective. The pump uses a lever to actuate a double-acting piston. The lever is colla |
| 5366642 |
Compact water filtration and purification pump |
November 22, 1994 |
| A portable, manually-operated water filtration pump for purifying water. The pump includes an inexpensive, disposable filter cartridge which can be easily changed when the filter elements are no longer effective. The pump uses a lever to actuate a double-acting piston. The lever is colla |
| 5155639 |
Transport apparatus for a single reel tape cartridge |
October 13, 1992 |
| A tape transport which is sized to fit within an 8 inch form factor or footprint, to accommodate prevailing mini/micro computer applications, and including operative components which are capable of automatically receiving IBM Corporation's 3480-type tape cartridge and the web of tape |
| 4555077 |
Tape cartridge |
November 26, 1985 |
| A magnetic tape cartridge is disclosed, which cartridge includes a single rotatably mounted reel. The reel is mounted within the cartridge in a manner which prevents it from rotating until the cartridge is loaded into a tape transport device. Additionally, the reel is mounted within the |
| 4370802 |
Method of making a thin film magnetic head assembly with multiconductive connecting elements |
February 1, 1983 |
| A method of making a thin film magnetic head assembly having a substrate, superstrate and thin film magnetic transducer mounted therebetween wherein the thin film magnetic transducer includes conductive leads located interior to and extending between the substrate and superstrate compris |
| 4361029 |
Pneumatic radius sensor |
November 30, 1982 |
| A pneumatic radius sensor is embodied in a fluid bearing, such as an air bearing for a tape transport, to determine the radius of tape wrapped on an adjacent supply or take up reel. The sensor includes a chamber in fluid communication through a plurality of metered orifii to the region o |
| 4301687 |
Pneumatic tension sensor |
November 24, 1981 |
| A tension sensor is placed within a fluid bearing supporting a flexible tape at least partially wrapped around the periphery thereof. The bearing includes a source of pressurized fluid, such as air, and a plurality of metered orifii for admitting fluid into the region of the periphery to |
| 3978546 |
Apparatus for cleaning back surface of magnetic tape |
September 7, 1976 |
| A rotatable cleaning element having a resilient, porous material disposed on the outer surface thereof is mounted in a foil bearing so that the surface of the porous material protrudes above the bearing surface. The interior of the bearing is maintained at a negative pressure, and a jet |
| 3975789 |
Compliant tape cleaner for magnetic recording tapes |
August 24, 1976 |
| Cleaning apparatus for removing foreign material from the front or oxide-covered surface of a magnetic recording tape. A sharp edged blade is mounted near a pad of open-cell reticulated foam material, and in close proximity to the front surface of a magnetic tape. A source of negative |
