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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.
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| Number | Title | Issue Date |
| 4431319 | Method and apparatus for serial dot printing A serial dot printer provides a high quality printed product by printing on demand the same alphanumeric characters and symbols twice with a vertical distance between the first and second printing corresponding to half of the vertical pitch distance of th... | 02/14/1984 |
| 4428691 | Dot matrix printer head Arranged in the bottom of a cup-shaped cylindrical casing is a solid disc form of axially uniformly magnetized permanent magnet having a single pair of poles each formed on one or the other of its opposite end faces over the whole region thereof. A circul... | 01/31/1984 |
| 4428692 | High speed impact matrix printer An improved high speed impact matrix printer is provided for use with data processing systems and digital communication systems. In the serial wire matrix printer (10) of the preferred embodiment, a printhead (36) has print wires (90) arranged as a column... | 01/31/1984 |
| 4423969 | Print head An impact dot matrix print head has a body with a coil frame assembly and a nose piece on the rear of which the coil frame assembly is mounted. The nose piece has guides for print wires which are maintained in sliding relationship by a linear slot guide a... | 01/03/1984 |
| 4420266 | Piezoelectric printer and piezoelectric multilam actuator used therein A piezoelectric printer including: a frame; a plurality of printer units mounted on the frame; each unit including a piezoelectric multilam including at least two piezoelectric members and having a mounting portion and an actuating portion; the actuating ... | 12/13/1983 |
| 4411538 | Print-head of a dot-printer A print head adapted to be used for a dot-printer. A novel support device is disposed in the print head for pivotally supporting one end of each of a plurality of armatures on a support member. The support device in this invention comprises; (a) a leaf sp... | 10/25/1983 |
| 4408907 | Dot printing device for accounting, terminal, telewriting machine, and similar office machine A printing device comprising a printing head having 18 wires actuated by a corresponding number of control electro-magnets for writing on a recording support symbols and characters in conformity with dot matrices. The writing ends of the wires are aligned... | 10/11/1983 |
| 4407591 | Ballistic wire matrix print head A wire printing head of ballistic type comprises a front guide fixed to a carriage and in which the printing wires are mounted in an axially slidable manner. The electromagnets for actuating the wires have their respective cores mounted inside a tube of n... | 10/04/1983 |
| 4407692 | Hand-held electrically selectable labeler There is disclosed a hand-held labeler having a print head with electrically selectable printing elements for printing and applying pressure sensitive labels. The labeler has a housing with a handle and structure for mounting a roll of pressure sensitive ... | 10/04/1983 |
| 4403875 | Armature support device of a print head An armature support device for rotatably supporting, in a print head, one end of an armature which holds a print wire at the other end thereof. The support device comprises a support member and a spring member. The spring member is made of a piece of a re... | 09/13/1983 |
| 4401025 | Device for pivoting a printing unit A printing unit is guided along a straight line in parallel relation with the printing plane of a printing support. A device is arranged to pivot the printing unit between at least two printing supports spaced angularly apart. The device includes a coupli... | 08/30/1983 |
| 4401392 | Dot matrix print head This invention involves methods and apparatus relating to the assembly and structure of a dot matrix print head. The invention includes a single unit, coil assembly of a bobbin, coil, and clapper which can be removeably placed as a unit among fixed pole p... | 08/30/1983 |
| 4400101 | High-quality/high-speed matrix printing The print head of a matrix printer includes two columns of print wires held in separate members which are individually vertically displaceable as well as together in order to obtain different conditions for printing. Good quality or high-speed modes can b... | 08/23/1983 |
| 4400102 | Multi-color print head A dot matrix impact printer for printing a plurality of colors substantially simultaneously. A print head is comprised of three spaced substantially parallel columns of print wires, each column containing an equal number of print wires. Separate independe... | 08/23/1983 |
| 4396304 | Print head and drive circuit Wire printing apparatus includes a print head having at least one print wire and associated actuating mechanism and drive circuit. In the drive circuit a capacitor is charged to a predetermined voltage through an inductance and then discharged through the... | 08/02/1983 |
| 4394093 | Support means for print wire A print head for a serial dot-printer which includes improved structure to fix each print wire to a pivotable armature. The armature is provided with an arm portion which is made of a stainless steel plate and consists of a pair of mutually opposed side p... | 07/19/1983 |
| 4393455 | Modular electronic measuring and printing unit A compact, modular, electronic measuring unit (10) constructed for enclosure within a small, portable housing (12) having a removable front wall (40) to provide access to the enclosure (28) formed within the housing (12). A measuring and indicator circuit... | 07/12/1983 |
| 4389127 | High speed dot matrix impact printer A compact, light weight, high speed, dot matrix printing head comprises a generally circular array of stylus drivers. The printing head employs a generally circular permanent magnet common to all drivers and mounted centrally of the device. Each driver in... | 06/21/1983 |
| 4389126 | Serial impact printer having two printing modes A serial impact printer has two printing modes, one being a formed-character mode and the other a dot matrix mode. A plurality of dot matrix wires are disposed behind a character carrying member having characters on fingers. One of the wires impacts a sel... | 06/21/1983 |
| 4389128 | Print head for a dot matrix printer A print head for use in a dot-matrix printer consisting of a plurality of print wires, a guide member with a nose portion for guiding the print wires, a plurality of armatures, an armature support member for supporting one end of the armatures correspondi... | 06/21/1983 |
| 4382701 | Wire matrix printing apparatus A wire matrix printing head moveable along a printing line on a record medium is described in which a ring of wire-selection electromagnets are grouped about the wire guiding arrangement, the electromagnets each having a basic yoke assembly with a pair of... | 05/10/1983 |
| 4377348 | Printer head for serial dot printer A serial printer head is provided which comprises a sandwich structure (1,3,5) of a first circular yoke plate (1), a cylindrical magnet (3) and a ring shaped second yoke plate (5); a plurality of electromagnets (2,4) positioned on the first yoke plate (1)... | 03/22/1983 |
| 4375338 | Wire dot print head An improved wire dot print head assembly for a wire dot printer including a resilient securing spring for holding the assembly elements secure is provided. The print head assembly includes a plurality of print wires, each selectively driven through a prin... | 03/01/1983 |
| 4372696 | High quality printer A high quality, variable font, matrix printer employs a precise carriage position control system that precisely determines the position of the carriage at discrete positions in combination with a variable time delay in the matrix element firing circuit to... | 02/08/1983 |
| 4367962 | Mosaic printing head A mosaic printing head for use in a computer printer includes a needle guiding assembly and an electromagnet assembly for activating the needles. The printer head utilizes a unique design to provide for simple and fast adjustment of the position of each p... | 01/11/1983 |
| 4365902 | Wire matrix print head A multiwired print head having an elongated conical center member with wire guiding sections formed thereon and with a plurality of recessed portions for minimizing the surface contact area between the print wire and the elongated member. In addition, the... | 12/28/1982 |
| 4365901 | Matrix printer with automatic printing head adjustment A matrix printer with a printing head which is displaceable along a paper guide in the line direction and which has a number of printing elements which have a first printing position for printing from left to right and a second printing position for print... | 12/28/1982 |
| 4362407 | Piezoelectric printer and piezoelectric multilam actuator used therein A piezoelectric printer including: a frame; a plurality of printer units mounted on the frame; each unit including a piezoelectric multilam including at least two piezoelectric members and having a mounting portion and an actuating portion; the actuating ... | 12/07/1982 |
| 4353298 | Partial line turnaround for printers A printer is provided with facilities for increasing the printing throughput. This involves a partial line turnaround operation. The printer has means to move a form or document past a print line, a ribbon drive assembly, and a print assembly incorporatin... | 10/12/1982 |
| 4353654 | Direct ink delivery system for print heads utilizing adjustable means for controlling ink flows An ink delivery system employing capillary member for delivering ink from a container directly to the tips of reciprocating print wires for ink transfer to a print receiving medium. Adjustment is provided for regulating the surface contact area between an... | 10/12/1982 |
| 4350450 | Stylus printing head comprising electromagnets on resilient supports A stylus printing head comprising a number of electromagnets which operate the printing styli and which are clamped on a conical carrier by means of a clamping device. The carrier comprises cradle-shaped, resilient supports for each of the electromagnets.... | 09/21/1982 |
| 4349283 | Hammer for dot matrix printer Each hammer includes a frame-like portion with a recess into which an electrically energizable flat coil is received. Affixed to opposite sides of the frame portion, and extending therefrom over the recess in contact with the sides of the coil, are therma... | 09/14/1982 |
| 4348120 | Printing head for a dot printer A printer head for mosaic printing having a plurality of needles positioned on a straight line each being selectively driven towards a paper through an ink ribbon has been found. The printer head comprises of a cylindrical permanent magnet, a first yoke c... | 09/07/1982 |
| 4342096 | Variable pitch character generator for dot matrix printer Proportional spacing of characters, for example by a laser-xerographic printer, is achieved using a character generator memory, for example a random access memory (RAM), to store the characters of a font in a plurality of variable-size binary matrices. Ea... | 07/27/1982 |
| 4341478 | Wire printing device A wire printing device comprises a plurality of printing wires, each one associated with a corresponding driving electromagnet and a frame which is constituted by a plate folded in order to have a central portion, on which are mounted the electromagnets, ... | 07/27/1982 |
| 4338585 | Solenoid having a hinged armature Hinged armature magnet for matrix printer head with a hinged armature (24), which near its one end is fixed one end of the magnet yoke (12) by means of a mounting part (48) so as to be able to swing out against spring force, wherein the hinged armature (2... | 07/06/1982 |
| 4336751 | Apparatus for producing a multiple color hard copy image A printer/plotter system for producing a multiple color hard copy output in response to digital input data. The system includes one or more impact hammers, each capable of printing a single dot with the hammers being arranged to selectively print dots alo... | 06/29/1982 |
| 4335969 | Print head A guide member for print needles and a base plate with guide apertures traversed by the rear end of the needles are bolted to a magnetic core element, having annularly arranged poles; a cover is also bolted thereto, sandwiching a case in between. The cove... | 06/22/1982 |
| 4327636 | Apparatus for marking an elongate article An apparatus for and method of marking an elongate article are provided wherein the apparatus comprises a device having electrically heated character means adapted to be imprinted on the article and the character means comprises a plurality of pins which ... | 05/04/1982 |
| 4320981 | Matrix printhead apparatus An improved wire matrix ballistic impact printhead apparatus including a plurality of engaging structures for maintaining the armatures of a like plurality of electromagnetic actuators in proper positional alignment with the associated print style, for al... | 03/23/1982 |
