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Class 348/822 - Tensioned band


Subclass of Class 348 - Television
Definition: Subject matter wherein the implosion protective structure
No. of patents: 76
Last issue date: 03/21/2006


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NumberTitleIssue Date
7015635Color cathode ray tube
Disclosed is a color CRT capable of obtaining the safety for an explosion by setting a band force of a reinforcing band coupled to a flat panel to be optimum, wherein a ratio of an effective surface of the panel is 4:3 and a following condition 0.0426*U2â...
03/21/2006
7005792Color cathode ray tube
A color cathode ray tube including: a panel having a substantially flat outer surface and an inner surface having a curvature; a funnel coupled to the panel; a deflection yoke installed at an outer surface of the funnel; and a reinforcing band installed at a skirt p...
02/28/2006
6924591Implosion preventing band and cathode ray tube having the same
An implosion preventing band for a cathode ray tube includes a main band formed around an outer surface of a skirt of a face panel, and including a pair of long sides provided on opposite sides of the skirt in a direction corresponding to long sides of a screen, a p...
08/02/2005
6922012Cathode-ray tube with a reinforcing band
A panel (2) of a vacuum envelope includes a substantially rectangular effective portion (8) having a substantially flat outer surface and also having a phosphor screen 1 formed on an inner surface, and a skirt portion (9) provided along a...
07/26/2005
6833664Implosion proof structure in flat cathode ray tube
Implosion proof structure in a flat cathode ray tube having a panel to which the atmospheric pressure is exerted as the flat cathode ray tube is evacuated, including implosion proof means strapped or coated on an outer circumferential surface of a funnel in the vici...
12/21/2004
6756728Tension band with tension adjusting features
The present invention provides an implosion prevention tension band 16 for use in a cathode ray tube (CRT) 10. The CRT includes a faceplate panel 18 with a substantially flat viewing faceplate 21 and a peripheral rearwardly extending side...
06/29/2004
6757158Implosion resistant cathode ray tube with mounting lug having a compound bend
A cathode ray tube having an evacuated envelope including a substantially rectangular faceplate panel with a sidewall joined to a funnel and an implosion resistant band surrounding at least a portion of the sidewall and in contact therewith. The cathode ray tube is ...
06/29/2004
6624855Safety band for cathode ray tube
The present invention relates to a safety band for a CRT which is capable of increasing a stability of use by enhancing an anti-explosion characteristic based on an optimum band size corresponding to each panel by engaging a safety band to a CRT in which ...
09/23/2003
6590331CRT with implosion-proof band and method for manufacturing the same
A vacuum envelope of a cathode ray tube includes a substantially rectangular panel with a skirt portion standing on an outer peripheral edge thereof. A substantially rectangular implosion-proof band made of metal is banded on the outer surface of the skir...
07/08/2003
6501215Shrinkage band for CRT with optimization condition inequalities
A shrinkage band for a CRT including: a panel forming a display screen; and a shrinkage band having a predetermined width combined to cover the outer circumferential surface of the side portion of the panel in a state of satisfying an inequality of 0.95à£...
12/31/2002
6488166Implosion prevention band for a CRT
The present invention relates to an implosion prevention band for a CRT comprising an evacuated envelope having a mask and corresponding faceplate panel with sidewalls joined to a funnel. The faceplate panel and sidewalls form external corner surfaces and...
12/03/2002
6417893Method and system for supporting a cathode ray tube display
A cathode ray tube (CRT) is housed in an enclosure by using four clamp devices, two wedges and a housing. The clamp devices are located at the corners of the CRT and are secured to the enclosure with screws. The CRT rests on the housing, which is preferab...
07/09/2002
6404121Explosion-proof tape for cathode-ray tube and explosion-proof structure thereof
An explosion-proof tape is wound on an outer circumference of a panel portion of a cathode-ray tube and a metal band is shrink-fitted on the tape. The tape is composed of a support having at least a layer composed of propylene polymer with a propylene con...
06/11/2002
6124901Cathode-ray tube mounting within a cabinet
The present invention provides an improvement in the mounting of a cathode-ray tube within a cabinet. The cathode-ray tube includes a glass envelope having a faceplate panel, a funnel and a neck. The panel includes a faceplate that is surrounded by a peri...
09/26/2000
5968661Steel sheet for heat-shrink band
A steel sheet for a heat-shrink band, which is to be thermally expanded and fitted over the outer periphery of the panel portion of a cathode ray tube, which has at least a 20% elongation at an ambient temperature and at least a 40 kg/mm2 stres...
10/19/1999
5965974Cathode ray tube with heat-shrink band having high stress of yielding point and method of fabricating the same
A heat-shrink band for a cathode ray tube (CRT) has a light weight, corrects the deformation of an object, such as a panel of a CRT due to the air pressure, effectively prevents implosion of the CRT, can suppress the color deviation, and in addition is ex...
10/12/1999
5757442Cathode ray tube
A cathode ray tube having an improved safety feature in preparation for the accidental implosion of a high vacuum cathode ray tube is provided. The cathode ray tube comprises a panel, a funnel sealed with the panel, and an implosion preventing band mounte...
05/26/1998
5606377CRT having an implosion protection band with brackets
The invention relates to an implosion protection band 26, 126 for a CRT having a plurality of brackets 40, 70, 140 that are disposed between the band and a sidewall 3 of the CRT 1 and detachably attached to the implosion protection band to support either ...
02/25/1997
5466984Implosion-resistant band with stack retainer
An implosion-resistant band on a screen panel of a cathode-ray tube body has a metallic band element having a plurality of corners, and a plurality of holders mounted respectively on the corners. Each of the holders includes a flange held against and weld...
11/14/1995
5448316Assembly of anti-implosion bands, anti-implosion band for such an assembly and display tube comprising such an anti-implosion band
An assembly of at least two stacked anti-implosion bands, in which each anti-implosion band 14, 24 comprises suspension elements 15, 25 projecting from the anti-implosion band 14, 24 which surround the adjacent anti-implosion band with clearance. As a res...
09/05/1995
5347367Cathode-ray tube having implosion protection means with openings
A cathode-ray tube comprises an evacuated envelope having a faceplate panel with a sidewall joined to a funnel. A shrinkfit implosion protection band surrounds at least a portion of the sidewall and is in contact therewith. A plurality of openings are for...
09/13/1994
5313284Tension band and cathode ray tube fastened therewith
A tension band for fastening a cathode ray tube and a cathode ray tube fastened with the band around the skirt of the panel thereof are disclosed. The band comprises a single band unit having no seam therein and is made of synthetic resin mainly containin...
05/17/1994
5304890Cathode ray tube device having reinforcing frame
A cathode ray tube has a metal funnel welded to a metal skirt. The skirt is reinforced to resist tensile stress. Reinforcement is accomplished by thickening the skirt, or corner portions thereof; by welding one or more reinforcing members to the inside or...
04/19/1994
5299016TV receiver with deformable front window of cabinet for compensating for assembly variation
The present invention relates to a structure of positioning a cathode ray tube in a cabinet of a television receiver. In the television receiver, at least one portion of each of front window frames of the cabinet for positioning the cathode ray tube there...
03/29/1994
5270826Implosion-resistant cathode-ray tube having implosion protection means with integral mounting loops
An implosion-resistant cathode-ray tube has an evacuated envelope with a faceplate panel which includes a substantially rectangularly-shaped viewing portion that extends to a peripheral sidewall. The sidewall has corners and oppositely disposed flattened ...
12/14/1993
5249059Cathode-ray tube having explosion proof band
A cathode-ray tube having an explosion proof band with a reinforced adhesion stability is disclosed. A plurality of projections are formed on the inner surface of the explosion proof band which is preferably concavely formed. Thus, cracking of the CRT can...
09/28/1993
5241394Cathode-ray tube having a shrinkfit implosion protection band with enhanced corrosion resistance
A cathode-ray tube comprises an evacuated envelope which includes a faceplate panel joined to a funnel. A steel shrinkfit implosion protection band having a metallic protective coating thereon is fitted around the periphery of the panel to apply a compres...
08/31/1993
5241393Cathode-ray tube having implosion protection band
An improved cathode ray tube has a shrink-fit implosion protection band surrounding a portion of the tube envelope. The band includes a plurality of lugs for supporting the tube. The improvement comprises the band including a plurality of embossments arra...
08/31/1993
5233432Cathode-ray tube having implosion protection means with a structure and method to facilitate attachment of tube mounting means
A cathode-ray tube comprises an evacuated envelope with a substantially rectangular faceplate panel and implosion protection structure disposed around the periphery of the panel to apply a compressive force thereto. The implosion protection structure incl...
08/03/1993
5216513Cathode-ray tube having a shrinkfit implosion protection band with faceplate panel compensating means
A cathode-ray tube comprises an evacuated envelope having a faceplate panel with a mold-match line. A luminescent screen is disposed on an inner surface of the panel. The envelope further includes a funnel and a neck portion. The funnel is joined to the p...
06/01/1993
5196761Color cathode-ray tube
In a shadow mask type color cathode-ray tube, the coercive force of the shadow mask frame, internal magnetic shield, shadow mask and reinforcing band is limited to a specific value when they are magnetized at specific magnetic field, in order to eliminate...
03/23/1993
5181123Cathode-ray tube having a shrinkfit implosion protection band with tension limiting means
A cathode-ray tube comprises an evacuated envelope which includes a faceplate panel joined to a funnel. A shrinkfit implosion protection band of at least one strip of metal, having oppositely disposed ends, is secured together at a connective joint to for...
01/19/1993
5138461Implosion-protected cathode-ray tube
An implosion-protected cathode-ray tube has a bulb and a metallic band tightly binding the front outer peripheral portion of the bulb to suppress the occurrence of accidental implosion of the bulb during the manufacturing processes including a heating and...
08/11/1992
5064394Method of forming a shrinkfit implosion protection band having a concavity therein
A method of forming an implosion protection band for a substantially rectangular CRT is disclosed. The band has at least one mounting lug comprising a base portion and an attachment portion cooperating therewith. The method includes the steps of expanding...
11/12/1991
5057929Cathode ray tube having implosion band with raised tabs and method
An implosion band for a cathode ray tube has a plurality of raised tabs distributed about the periphery of the rearward edge of the band to accommodate attachment of additional tube components such as degaussing coils. The tabs are formed by: punching nar...
10/15/1991
5055934Implosion protection means having mounting lug base-accommodating concavities therein
An implosion-resistant cathode-ray tube has an evacuated envelope with a faceplate which includes a substantially rectangularly-shaped viewing portion that extends to a peripheral sidewall. The sidewall has corners with a given radius of curvature which e...
10/08/1991
5053880Implosion-resistant cathode-ray tube with mounting lug having a curved shoulder projection
An implosion-resistant cathode-ray tube has an evacuated envelope with a faceplate which includes a substantially rectangularly-shaped viewing portion that extends to a peripheral sidewall. The sidewall has corners with a given radius of curvature which e...
10/01/1991
5036577Method of forming a shrink fit implosion protection band
A shrink fit implosion protection band for a CRT having rounded corners is stretched along the diagonals by 1.0% to 1.5% to form necked down areas in the band....
08/06/1991
4944706Cathode ray tube and method of making the same
A cathode ray tube subjected to an antistatic treatment and a method of making the same. A conductive surface of a panel of a bulb body is grounded through a metal reinforcement serving as a reinforcement for maintaining the bulb's inward bursting resisti...
07/31/1990
4937493Cathode ray tube with an electrical connecting element
A cathode ray tube has an envelope including a faceplate with a sidewall portion and a neck receiving an electron gun emitting at least one electron beam. The faceplate is coated with a phosphor layer for emitting a visible light by bombardment of the ele...
06/26/1990
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