Class 65/29.15 - Fluid pressure

Subclass of Class 65 - Glass manufacturing
Definition: Processes directed to measuring, analyzing, testing, inspecting,
No. of patents: 37
Last issue date: 03/06/2012

Number	Title	Issue Date
8127569	Cooling tube mechanism for an I.S. machine An I.S. machine has a blow station where a parison is blown into a bottle. The parison is blown with a blow head at the “on” position on the blow mold and following the blowing of the parison, the blow head is lifted away from the blow mold. The spacing between ...	03/06/2012
7290406	I.S. machine An I.S. Machine is disclosed which includes a structure displaceable from a start location to an end location and a motor for displacing that structure. A control controls the operation of the motor to displace the structure and the speed of displacement can be vari...	11/06/2007
7147386	MEMS based handheld fiber optic connector cleaner A Micro-Electro-Mechanical System (MEMS) and double-layer nozzle based high efficiency, lightweight, low cost, compact, portable fiber-optic connector cleaning apparatus useful for various fiber optic communications applications such as fiber optic cable plant maint...	12/12/2006
7127918	Method and apparatus for heating glass sheets in preparation of tempering A method and apparatus for heating glass sheets in preparation of tempering. A furnace (1) is provided with upper and lower convection blasting conduits (11, 14) extending lengthwise of the furnace. The furnace is also provided with upper and lower rad...	10/31/2006
7107792	Method and device for retaining and transporting flat glass in a contactless manner The method of supporting and transporting hot flat glass on a gas bed for ceramicizing includes arranging a number of spaced-apart porous or perforated planar segments to form a base with a gas-permeable support surface so that slits, which are narrower than the pla...	09/19/2006
6948339	Punch assembly for producing hollow glass articles in a mold A punch assembly for producing hollow glass articles in a mold has a punch member, which is moved to and from the mold along a straight axis by an electric motor positioned eccentrically with respect to the straight axis and connected to the punch member by a rotary...	09/27/2005
6857291	Glass container forming machine A blow mold assembly for an I.S. machine for blowing a parison of glass and cooling the blown parison into a formed bottle which can be removed from the blow mold. A blow head is lowered onto a blow mold and final air is applied. A predetermined time after the blow ...	02/22/2005
6851280	Method of making a halogen lamp and other analogous lamps and objects, and apparatus for the manufacture thereof The present invention generally relates to a method of making halogen lamps and halogen lamp bulbs, as well as other analogous lamps and objects. The present invention also relates to apparatus used in a method of making halogen lamps and halogen lamp bulbs, as well...	02/08/2005
6848271	Automated method and device for manufacturing a glass blown object The invention concerns an automated method for producing a blown glass body, in particular a glass wall of an electrochemical sensor, wherein an immersion tube (10), through which air or gas can flow, is immersed into molten glass an amount of molten glass fr...	02/01/2005
6810687	Method for producing synthetic quartz glass members for excimer lasers In the light of the disadvantages of the prior art technology, an object of the present invention is to provide a method for producing a synthetic quartz glass member for excimer lasers, which comprises, while suppressing the generation of reductive defects which im...	11/02/2004
6742364	Method of manufacturing micro glass optical element A method of manufacturing a micro molten glass droplet, has the steps of, colliding a molten glass droplet with a micro through hole formed in a plate-shaped member; and pushing out at least part of the glass droplet to a reverse surface of the micro through hole as...	06/01/2004
6698240	Apparatus for manufacturing glass base material and a method for manufacturing glass base material An apparatus for manufacturing a glass base material which is an parent material of an optical fiber, comprising: a tank which contains a raw material of the glass base material to vaporize the raw material to generate a raw material in gas phase; a tempe...	03/02/2004
6557378	Method for pressing oxynitride glass, disk of oxynitride glass made by said method, and pressing die for said method A method of producing a disk having a radius of r and a thickness of 2h from an oxynitride glass by pressing, said method being characterized in that the pressing load (F), the pressing temperature (T), and the pressing time (t) are defined by the express...	05/06/2003
6532767	Methods for producing fused silica glass Methods for producing high purity fused silica (HPFS) glass having desired levels of dissolved hydrogen are provided. The methods involve measuring the level of hydrogen in the cavity of the furnace used to produce the glass and controlling the pressure w...	03/18/2003
6519973	Glass melting process and furnace therefor with oxy-fuel combustion over melting zone and air-fuel combustion over fining zone A process and furnace for melting glass is set forth wherein the majority of the combustion energy over the melting zone of the furnace is provided by oxy-fuel combustion while a majority of the combustion energy over the fining zone of the furnace is pro...	02/18/2003
6505483	Glass transportation system A pressure pad array is used to float glass sheets from a glass heating furnace to a ring mold in a press bending station. The pressure pads have transversely spaced, longitudinally-extending slotted nozzles angled towards one another to provide a static ...	01/14/2003
6502422	Method for quartz crucible fabrication A method for quartz crucible formation wherein an at least substantially enclosed chamber surrounds a crucible mold. The atmosphere in the chamber is controlled to include a desired gas or combination of gases at a positive pressure. The positive pressure...	01/07/2003
6401491	Final blow/finish cooling valve function monitor Apparatus for monitoring application of air through a dual-stage blowhead to blow mold a container includes a first solenoid valve for applying final blow air through the blowhead to a container in a mold and a second solenoid valve for applying finish co...	06/11/2002
6378340	Manufacturing method of synthetic silica glass A method of manufacturing synthetic silica glass includes the steps of pressurizing a liquid storage tank including a liquid silicon compound therein, generating bubbles in the liquid silicon compound using a foamer, removing the bubbles using a degassed,...	04/30/2002
6161398	Methods of and systems for vapor delivery control in optical preform manufacture A method and system are described for controlling the delivery of vapor from a bubbler containing a supply of liquid through which a carrier gas is bubbled and from which bubbler vapors are delivered in a vapor stream entrained with the carrier gas. In ge...	12/19/2000
5979191	Method and apparatus for melting of glass batch materials An apparatus for melting materials is provided comprising a melter body having a batch injection portion including a batch inlet port, a batch melting portion including a batch melting chamber adapted to receive materials from said batch injection portion...	11/09/1999
5746801	Process of producing fluoride glass A process for producing fluoride glass, including the steps of: introducing a raw material for fluoride glass into a heating vessel; and heating the raw material in the heating vessel, while causing the heating vessel to have a negative internal pressure ...	05/05/1998
5716425	Control system for glass bending platen A closed loop control system for a hydraulically actuated glass sheet press bending platen. Flow of fluid supplied to the cylinder operating the press platen is controlled through a servo solenoid valve. A linear motion transducer associated with the plat...	02/10/1998
5611833	Method and apparatus for producing spheroidal glass particles One forms spherical or spheroidal glass particles by entraining a powder of glass particles in a carrier gas and injecting the entrained particles into the center of the flame of an oxygen-fuel burner. Separate conduits carry fuel, such as natural gas, an...	03/18/1997
5324339	Method for monitoring the performance of a glass container forming machine A method of collecting data to indicate certain internal conditions during the function of a glass container forming machine, and apparatus for the practice of the method including sensing devices within a plunger cycling mechanism of the machine for tran...	06/28/1994
5112376	Process and apparatus for the outer calibration of sections of glass tube A softened section of length of a glass tube is expanded in a dimensionally accurate mold until it has assumed the dimensions of the mold, the mold being made of a material of lower thermal expansion than that of the glass, so that, after cooling, the cal...	05/12/1992
5026413	Process for manufacturing quartz glass pipes having a high content of silica with only minor diameter deviations A process is described for manufacturing vertically withdrawn pipes from quartz glass or glasses having a high content of silica with only minor diameter deviation. In an electrically heated furnace, the initial material is heated up to the softening poin...	06/25/1991
4723976	Method and apparatus for pressing glass cathode ray tube faceplates A method and apparatus for pressing glass TV tube faceplates employing a microprocessor controlled ram and plunger operated with open loop position based speed control at relatively high rates of motion when the plunger is not in critical contact with the...	02/09/1988
4718931	Method of controlling melting in a cold crown glass melter A method is set forth for controlling the height of batch material on the surface of a molten bath in a cold-crown or vertical melting furnace by measuring the level of the upper surface of the batch material, the level of the fusion line between the batc...	01/12/1988
4662923	Forming a gob of molten glass into a parison A plunger mechanism for use in forming a gob of molten glass into a parison comprises a cylinder (30), a piston (32) movable in the cylinder upon the introduction of hydraulic fluid, a piston rod (34), means (40) for mounting a plunger on the piston rod, ...	05/05/1987
4654066	Electronic system to control cooling of molds in glassware forming machines An electronic system to control the cooling of molds in glassware forming machines, wherein the articles and/or the molds in which said articles are being produced, are subjected to a suitable cooling to control the thermal relation therebetween so that t...	03/31/1987
4615722	Valve block test apparatus A test apparatus for measuring activation and deactivation times of solenoid-operated pilot and air-operated cartridge valves in a valve block assembly for an air-operated IS glassware-forming machine. The test apparatus includes pressure transducers for ...	10/07/1986
4582522	Method of monitoring the movement of a member in a glassware forming machine of the individual section type The method is for monitoring the movement of a member which is moved along a path which has a vertical component and an arcuate component about a vertical axis. The movement is brought about by a piston movable in a cylinder and having a piston rod projec...	04/15/1986
4536203	Pressurized heat treatment of glass-ceramic to control thermal expansion A method of producing a glass-ceramic having a specified thermal expansion value is disclosed. The method includes the step of pressurizing the parent glass material to a predetermined pressure during heat treatment so that the glass-ceramic produced has ...	08/20/1985
4504302	Homogenizing apparatus glass making furnace and method of homogenizing glass A glass making furnace wherein the glass constituents are fed from a hopper (10) into a melting chamber (15). Molten glass flows into the chamber (16) for passage through a homogenizer (25) for shear mixing of the glass and elimination of bubbles therefro...	03/12/1985
4367087	System for controlling movement of rotary article conveying mechanism in glassware forming machines Improved system for controlling the movement of rotary article conveying mechanism in IS glassware forming machines employing a reversing arm, operating mechanism for said arm to move same between a parison forming station and a blow molding station, said...	01/04/1983
3998615	Glass melting furnace and method of operation A regenerative tank-type furnace and a method for regulating the atmospheric pressure in its working end wherein the headspace above the molten glass contained in the tank at the melting end is separated from the headspace at the working end together with...	12/21/1976

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Class 65/29.15 - Fluid pressure