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Class 249/88 - Including adjustable feature or preform centering means


Subclass of Class 249 - Static molds
Definition: Apparatus having means (1) to adjust the size or configuration
No. of patents: 12
Last issue date: 05/06/2003


NumberTitleIssue Date
6558147Molding device for molding rotator
A molding device is provided for molding a blower fan that has a center member embedded in a center portion of the fan. The molding device comprises a pair of molding dies which define therebetween a shaped cavity when properly coupled; and an insert die ...
05/06/2003
6400429Method for producing a liquid crystal display device
A liquid crystal display device includes: a pair of substrates; polymer walls; and a display medium interposed between the pair of substrates, including a liquid crystal region partially provided with or completely surrounded by the polymer walls. The liq...
06/04/2002
4834638Apparatus for molding a head end an a tubular container
A tube container molding apparatus in which a cylindrical tube is inserted into a split mold in its closed state so that the end section of the tube comes into contact with a cavity face of the split mold. A core is then advanced to fit into the tube from...
05/30/1989
4751032Process and apparatus for the manufacture of refrigerating cabinets
Refrigerating cabinets of different sizes and shapes may be manufactured by the use of a single positioning member. Thus, the positioning member has a configuration which is adjustable to adapt to the particular shape of a given inner housing of refrigera...
06/14/1988
4626299Method of attaching guideways to a machine tool bed
A fixture (50) is used to precisely locate the horizontal (20, 30) and vertical (10) guideways on the bed (40) of a grinding machine. After locating the guideways (10, 20, 30), a bonding material (70) is placed in the spaces (1, 2, 3) between the guideway...
12/02/1986
4618464Precast concrete manhole adjustable bolt slot for securing cast iron frame and cover and method for casting same
A top concrete section for a manhole assembly is cast with a plurality of bolt slot inserts each insert having a substantially inverted T-shaped hollow interior for slideably receiving a nut which may be moved to any desired position along the base of the...
10/21/1986
4580757Apparatus for molding a roller with bearings
Apparatus for making a molded plastic roller with embedded bearings. The roller is formed directly on a bearing or the like by injecting plastic into a mold by way of an umbrella sprue. The tool parts are arranged so that the shearing surface, formed afte...
04/08/1986
4541211Insulated concrete wall
An insulated concrete wall having a centrally disposed layer of insulation and utilizing a unitary means for simultaneously maintaining form panels in a predetermined spaced relationship, and for maintaining the insulation in a predetermined spaced relati...
09/17/1985
4344600Mold for embedding one article with another
A mold for embedding a tubular member within a casing wherein the mold compensates for variations in length of the tubular member. The mold is a two-member structure wherein one of the members is provided with a cavity for receiving the tubular member and...
08/17/1982
4200514Method and apparatus for the aligning and installation of wicket gate bushings in a unitized stay ring-discharge ring of a hydro-turbine machine
Bushing and sleeve assembly are attached in an alignment fixture and placed in the stay ring-discharge ring. An internal pilot bearing is placed in the headcover to accommodate an aligning bar which is lowered through the headcover and pilot. The lower en...
04/29/1980
4112574Torsielastic thrust bushing for track chains
For inclusion as spacer between first and second axially spaced apart members mounted for limited angulation about a common axis, the first member having a seal recess formed in one face, the second member having an end face opposite the seal recess, the ...
09/12/1978
3933334Butterfly valve seat mold
A valve seat for a butterfly valve having an annular, rigid reinforcement ring embedded in a body of molded elastomeric material. The seat has a pair of diametrically aligned shaft openings for the valve disc supporting and actuating shaft. These holes ex...
01/20/1976
 
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