Bizarre Patents
Pillow with retractable umbrella
A pillow assembly having a supporting assembly and a retractable umbrella assembly that is easily transportable and allows a user to support his/her head while covering their face from sunlight.
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| Number | Title | Issue Date |
| 6551742 | Zinc/air cell A fluorosurfactant, preferably an anionic fluorosurfactant, can be added to the anode mixture of a zinc/air cell. A desirable surfactant is an anionic fluoroaliphaticcarboxylate. The addition of the surfactant reduces gassing and improves cell performance... | 04/22/2003 |
| 6548201 | Zinc/air cell A process for heat treating the metal sheeting forming the anode casing of a zinc/air depolarized cell before anode material comprising zinc is inserted into the anode casing. The anode casing has a layer of copper on its inside surface. The process compr... | 04/15/2003 |
| 5925479 | Moisture barrier composite film of silicon nitride and fluorocarbon polymer and its use with an on-cell tester for an electrochemical cell A light transparent moisture barrier useful for preventing moisture from destroying the effectiveness of a moisture sensitive cell condition tester on an electrochemical cell, comprises a plurality of very thin layers of amorphous silicon nitride and a hy... | 07/20/1999 |
| 5863675 | Manganese dioxide for lithium batteries Disclosed is a process for treating manganese dioxide containing ion-exchangeable cations by replacing the ion-exchangeable cations present in the manganese dioxide with lithium by a process comprising first replacing ion-exchangeable cations present in t... | 01/26/1999 |
| 5839583 | Packaging A package for articles such as zinc air batteries includes a base, a cover hinged to the base, and a flexible sheet material for covering the articles. The base includes pockets for the articles. The flexible sheet material adhesively attached to the arti... | 11/24/1998 |
| 5783328 | Method of treating lithium manganese oxide spinel A method of treating lithium manganese oxide of spinel structure is disclosed. The method involves heating the lithium manganese oxide spinel in an atmosphere of an inert gas, e.g, argon, helium, nitrogen or carbon dioxide, which does not react with the s... | 07/21/1998 |
| 5759713 | Upward deflecting support disk for electrochemical cell seal A metal support disk useful in sealing an electrochemical cell exerts a resilient outward radial force against the seal to assure seal integrity over a wide temperature range and exerts an upward force against an adjacent metal end cap terminal to assure ... | 06/02/1998 |
| 5753202 | Method of preparation of lithium manganese oxide spinel A method of making lithium manganese oxide of spinel structure is disclosed. The method involves the step of prelithiating a manganese oxide by reacting it with lithium hydroxide or lithium salt and then reacting the prelithiated manganese oxide in a seco... | 05/19/1998 |
| 5750283 | Seal for electrochemical cell An electrochemical cell has a wheel shaped, molded plastic seal member of a unitary construction which includes a central cylindrical hub from which depend in outward radial sequence, an annular pressure vent, a boss, a downward projecting skirt, an annul... | 05/12/1998 |
| 5733685 | Method of treating lithium manganese oxide spinel A method of treating lithium manganese oxide of spinel structure is disclosed. The method involves heating the lithium manganese oxide spinel in an atmosphere of an inert gas which does not react with the spinel. Such gases may be selected advantageously ... | 03/31/1998 |
| 5698176 | Manganese dioxide for lithium batteries Disclosed is a process for treating manganese dioxide containing ion-exchangeable cations by replacing the ion-exchangeable cations present in the manganese dioxide with lithium by a process comprising first replacing ion-exchangeable cations present in t... | 12/16/1997 |
| 5693307 | Process for making a lithiated lithium manganese oxide spinel Disclosed is a process for making a lithiated lithium manganese oxide spinel of the formula Li.sub.(1+x)Mn2 04 comprising contacting a lithium manganese oxide spinel of the formula LiMn2 O4 with a lithium carbox... | 12/02/1997 |
| 5691073 | Current interrupter for electrochemical cells A current interrupt mechanism for electrochemical cells is disclosed. A thermally activated current interrupt mechanism is integrated into an end cap assembly for an electrochemical cell. The thermally responsive mechanism preferably includes a free float... | 11/25/1997 |
| 5681666 | Light transparent multilayer moisture barrier for electrochemical celltester and cell employing same A light transparent moisture barrier useful for preventing moisture from destroying the effectiveness of a moisture sensitive cell condition tester on an electrochemical cell comprises a plurality of very thin; alternating layers of an inorganic material ... | 10/28/1997 |
| 5679017 | Universal battery charger Disclosed is a charger unit for charging a rechargeable energy storage device. In particular, a universal charger unit is disclosed which comprises a connector having a set of externally accessible contacts for making electrical contact with a correspondi... | 10/21/1997 |
