Bizarre Patents
System for magnetically attaching templeless eyewear to a person
A system of eyewear that eliminates the need for hinges on the frames of the eyewear.
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 |
| 4965831 | Hearing aid housing with retaining frame Retainers for individual structural components or a plurality of structural components are simultaneously used in order to hold the housing shells of the hearing aid together. To that end, the amplifier structure is secured to a retaining frame that is br... | 10/23/1990 |
| 4964170 | Hearing aid A hearing aid particularly useful for placement behind an ear of a hard-of hearing person comprises a multi-part housing containing electrical hearing aid components, detachable fastening elements for holding the parts of the housing together, and an audi... | 10/16/1990 |
| 4947439 | Hearing aid comprising a contact spring arrangement A hearing aid having a battery compartment pivotally attached thereto with a recess in the compartment for retaining therein a battery and a spring contact arrangement for coupling the battery to electrical components of the hearing aid, wherein a first s... | 08/07/1990 |
| 4941180 | Hearing aid with a contact spring configuration A miniature hearing aid has data storage components, amplification components, and a hinged battery compartment in which a battery may be disposed. A latch, in conjunction with a switch, allows for a selection of the operational mode of the hearing aid by... | 07/10/1990 |
| 4922540 | Hearing aid comprising a printed circuit film In a hearing aid formed of a printed circuit film, the operating elements at the hearing aid housing are also utilized for holding the printed circuit film. Given employment of a multi-layer printed circuit film, the operating elements, and particularly a... | 05/01/1990 |
| 4917504 | Communications headset A lightweight, monaural communications headset is disclosed which is readily adjustable to be worn on either the right or left ear of a wearer. The disclosed headset consists of two housings, one for holding electronic circuitry for the headset, and the o... | 04/17/1990 |
| 4912769 | Hearing aid comprising a printed circuit board and hearing coil The hearing aid has a flexible printed circuit film having a printed circuit wing bent around a rounded portion, and also has a hearing coil. In order to save space, the hearing coil is preferably divided into two smaller, series-connected coil windings. ... | 03/27/1990 |
| 4893344 | Headset having a post auricle mount and arranged to be worn on a person's outer ear A headset (1) with sound receiving microphone (6) and sound reproducing transducer (3) is arranged to be worn on a person's outer ear (2). For this purpose, the headset has a post auricle mount (9) with a lengthwise adjustable stabilizer (10) behind the e... | 01/09/1990 |
| 4890330 | Hearing aid with interchangeable battery compartment and audio connection A hearing aid has a housing to which a standard battery compartment can be removably attached, or to which an audio connection, including a battery compartment, can be optionally removably attached in place of the standard battery compartment. The necessi... | 12/26/1989 |
| 4890329 | Hearing aid comprising printed circuit board A hearing aid has a printed circuit board arranged in a hearing aid housing. The printed circuit board has a flexible extension arm and wings which hold hearing aid components in an especially spaec-saving fashion. The extension arm holds soldered-on actu... | 12/26/1989 |
| 4881616 | Hearing aid retention apparatus In a hearing aid of the type including a battery containing housing normally supported rearwardly of the ear auricle by an elongated hook joining one end of the housing to an ear opening contained ear molding, an elongated tube is secured, at it respectiv... | 11/21/1989 |
| 4879750 | Hearing aid with cerumen trapping gap A hearing aid has a sound-conducting tube, the distal end of which extends into the auditory meatus. The tube is mounted to an earpiece which closes off the ear canal. A protrusion surrounds the distal end and extends from the earpiece. A cap is detachabl... | 11/07/1989 |
| 4870689 | Ear wax barrier for a hearing aid An ear wax barrier for a hearing aid to prevent ear wax from contacting and damaging the internal components of a hearing aid or hearing aid receiver. The barrier includes a housing defining a central axis of passage, as well as a plurality of projections... | 09/26/1989 |
| 4831655 | Hinge for a hearing aid cover The housing of a behind-the-ear hearing aid comprises a hinged cover. The hinge is preferably formed by a U-shaped wire spring, that is fastened to the cover and which is resilient at least at its ends. The cover is attached to the housing by inserting th... | 05/16/1989 |
| 4791673 | Bone conduction audio listening device and method A bone conduction personal audio listening device and method is worn behind one or both ears in substantially close contact with the mastoid bone of the listener. The device is maintained on the listener's ear by hooking over the top of the ear, by hookin... | 12/13/1988 |
| 4783816 | Hearing aid to be worn behind the ear having battery and volume control facing in opposite directions A hearing aid of the type which is worn behind the ear has a battery compartment and a volume control knob at its lower end. The compartment and knob are at right angles to the longitudinal axis of the device.... | 11/08/1988 |
| 4783815 | Manufacturing miniature hearing aid having a multi-layer circuit arrangement As opposed to standard circuit board fabrication techniques, whereby plated holes are commonly bored through all the layers of a multilayer board, the circuit board for a hearing aid according to the invention is fabricated by alternatingly forming plated... | 11/08/1988 |
| 4727582 | Hearing aid with adjustable flexible connection member A hearing aid, in particular a behind-the-ear hearing aid, comprising a first unit (1) that includes an amplifier (4), a hook (3) formed with a duct (16) and a space (8). A second unit (2) includes an electro-acoustic transducer (12). The second unit is i... | 02/23/1988 |
| 4723293 | Hearing aid apparatus A hearing aid apparatus has a housing containing components such as a microphone, an amplifier and an earphone,and to which a terminal having contacts for connection to a signal line is applied. The terminal also has contacts for derivation of signals fro... | 02/02/1988 |
| 4710961 | Miniature hearing aid having a bindable multi-layered amplifier arrangement A miniature hearing aid comprises an input transducer (18), amplifier (19) and control elements (8, 10) as well as a current source and output transducer (20), where at least a part of the amplifier (19) is applied on mounting surfaces hinged together and... | 12/01/1987 |
| 4702345 | Hearing aid retention device In a hearing aid of the type, including a battery containing housing supported rearwardly of the ear auricle by an elongated tube joining one end of the housing to an ear opening contained ear molding, an endless flexible ring surrounds the ear auricle at... | 10/27/1987 |
| 4677675 | Response-modifying acoustic couplers for hearing aids Response-modifying acoustic couplers are provided for use between an output port of a hearing aid unit and an earmold at the entrance to the ear of a wearer, including a passage and a chamber which respectively provide a high acoustic inertance and a high... | 06/30/1987 |
| 4638125 | Hearing aid with a housing to be worn behind the ear A hearing aid has a behind-the-ear housing containing a microphone, an amplifier, a current source and an ear phone, and a group of regulators for controlling various operating characteristics and an acoustic coil. The regulators and the acoustic coil are... | 01/20/1987 |
| 4628527 | Mini hearing aid A miniature hearing aid (1) includes a microphone (12), a receiver (14) an amplifier (15), and a battery connectable via a contact (18), all of which are contained in a housing (2,3). The amplifier is constructed of a printed circuit board (20) and a plur... | 12/09/1986 |
| 4622440 | Differential hearing aid with programmable frequency response A differential input hearing aid with a programmable frequency response provides the hard of hearing with the capability to listen to individual conversations in the midst of high ambient background noise, and to have the frequency response of the hearing... | 11/11/1986 |
| 4620605 | Suspension for electro-acoustical transducers A moulded suspension for an electro-acoustic transducer in the form of a microphone or a receiver has three regions. A transducer supporting region fits closely around the transducer. A tubular inlet region connects the acoustical inlet or outlet of the t... | 11/04/1986 |
| 4564955 | Coupling for use in the securing of a hook-shaped sound part on a behind-the-ear hearing aid A coupling for use in securing a hook-shaped sound part on a behind-the-ear hearing aid consists of a two part connector with a free position in which the parts can be assembled and separated, and a coupled position in which the hook-shaped part can be tu... | 01/14/1986 |
| 4456795 | Behind-the-ear type hearing aid A behind-the-ear type hearing aid which includes a main body adapted to hang on the user's earlobe on the rear side, an opening disposed at the front end of the main body to communicate with a microphone used for normal conversation, and a pair openings d... | 06/26/1984 |
| 4453050 | Earphone An improved earphone comprises a housing with a transducer therein. A rod member in fixed connection with the housing is provided along with a separating element which is connected at one end to frictionally slide along the rod member but without rotating... | 06/05/1984 |
| 4447677 | Hearing aid A hearing aid has a reproducing transducer and a microphone each having a diaphragm and a sound conduction opening and being closed hermetically except for said sound conduction opening. The reproducing transducer and the microphone are so mounted and acc... | 05/08/1984 |
| 4381830 | Continuous flow earmold tubing connector A connector connects sound conduction tubing from a hearing aid to a sound conduction bore in an earmold. The connector is an elbow-shaped member with one end receiving an end of the sound conduction tubing while the other end has latching means that latc... | 05/03/1983 |
| 4354065 | Miniature hearing aid In an exemplary embodiment, a two-part housing for the microphone, ear piece receiver and battery, also serves to contain an amplifier. The disclosure provides a fastening of the amplifier which is effective in a simple manner and without additional space... | 10/12/1982 |
| 4296829 | Hook-shaped part of a behind-the-ear hearing aid A hook shaped part (2) for a behind the ear hearing aid. The hook shaped part is hollow and at one end (5) formed to be connected to an acoustic output from the upper front end of the hearing aid case (1) and serving to transmit sound from the hearing aid... | 10/27/1981 |
| 4291203 | Hearing aid device A hearing aid device including a microphone that is located in the auditory canal of the user's ear and that is retained in position therein by insertion into a molded ear plug that is received in the auditory canal, the microphone being completely embedd... | 09/22/1981 |
| 4170720 | AGC circuit particularly for a hearing aid A high fidelity hearing aid is disclosed for providing high quality sound and is primarily directed to those users whose hearing loss is such that they need some amplification for low level signals, but do not need amplification for high level signals.... | 10/09/1979 |
| 4137431 | Cable connector for hearing aids Cable connector for the connection of an electrical cable to a near the ear places hearing aid, f.inst. hearing spectacles or a hearing aid placed behind the ear and comprising terminals secured to the cable, said terminals coming into contact with corres... | 01/30/1979 |
| 4133984 | Plug-type hearing device A plug-type hearing device comprising a sound-leading portion being inserted into the auditory miatus, a first envelope attached around the sound-leading portion, a second envelope being positioned at the outside of the auditory miatus and being communica... | 01/09/1979 |
| 4073366 | Disposable noise reducing hearing aid attachment A disposable noise reducing hearing attachment provided for covering the sound inlet of a hearing aid to reduce the amplitude of random noises such as wind noises and to prevent dirt and moisture from entering the sound inlet. The attachment includes a fl... | 02/14/1978 |
| 4051330 | Hearing aid having adjustable directivity A hearing aid having a two port microphone for adjustable directivity. The microphone front port is connected to a front port in the casing by a soft resilient rubber tube. The microphone rear port is connected by another soft resilient rubber tube to an ... | 09/27/1977 |
| 4041251 | Hearing aid to be worn behind the ear of the user and provided with a pressure-gradient microphone A hearing aid to be worn behind the ear and including a pressure-gradient microphone is designed so as to give a defined directional effect. The rear surface of the microphone communicates with the ambient atmosphere by way of an acoustic resistor compris... | 08/09/1977 |
