Matches 1 - 50 out of 157 1 2 3 4 >


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8807982 Expandable molding insert apparatus and method  
An expandable molding insert apparatus and corresponding method are provided. The insert apparatus may be expandable between a first uncompressed position with a first diameter and a second...
8800953 Method for Producing Composite Laminates Using a Collapsible Mandrel  
A collapsible bladder has flexible outer walls and at least one strut inside the enclosure. The strut is connected to the outer walls and controls the shape into which the enclosure may be collapsed.
8617448 Methods of making an endovascular prosthesis using a deformable matrix  
A method of making an endovascular prosthesis comprises the steps of applying a first layer of polymer to a portion of a deformable matrix, contacting a stent with the polymer to deform the...
8459978 Method for manufacturing a composite drive shaft manufactured using mold  
A mold for manufacturing a composite drive shaft, most of which, except for opposite ends functioning as power transmission parts, has a tubular shape with a circular cross-section similar to that...
8348223 Flexible mold for a smoking device  
A flexible mold for a smoking device having a cup-shaped outer wall, a cup-shaped inner wall, and a third cup-shaped wall. The outer wall has a continuous sidewall connected to a bottom wall...
7815839 Hybrid mandrels  
A mandrel comprising a rigid inner core and an elastomeric outer layer that at least partially surrounds the rigid inner core, wherein the elastomeric outer layer is adapted to expand during a...
7758793 Method and apparatus for manufacturing of an article including an empty space  
A tool assembly including a male tool including an inner shape tool including a bag having a connection connectable to a depressurization source for providing a vacuum in the bag such that beads...
7713603 Molded article method, and apparatus for providing an undercut molding feature in a mold tool  
A molded article is disclosed. According to an embodiment, the molded article includes a blow-molded parison of material having an undercut formed in a surface of the parison of material. An...
7661942 Device for molding a keyhole sipe in a tire tread  
The present invention provides for an improved device for molding keyhole sipes larger in size, i.e. sipes having a wider passage, than currently being formed in treads that will avoid damaging...
7628605 Mold stack  
According to embodiments of the present invention, there are provided a mold stack, a molding system incorporating same and a method of aligning the mold stack. For example, a mold stack is...
7588439 Compensating core for use with a molding system  
Disclosed are a compensating core for use with a molding system and the molding system incorporating same. A core insert for use in a molding system is provided. The core insert comprises a core...
7575429 Compensating mold stack for use in a molding system  
Disclosed are a compensating mold stack, a molding system incorporating same and a method of aligning the compensating mold stack. A mold stack for use in a molding system is provided. The mold...
7549616 Molding device for molding parts  
A molding device is provided that includes outer and inner rubber molds that define a space therebetween for forming a column. Inserted within the inner mold is an elongated rigid member. A...
7487949 Concrete dowel void former  
A void former or dowel sleeve adapted to be encapsulated in a hardened mass of concrete, which is collapsible upon the application of a tensile force longitudinally thereof to remove the void...
7172721 Thermoplastic molding process  
The invention provides a novel thermoplastic molding process useful in the manufacture of hollow, deformable thermoplastic articles such as hollow doll heads. In the process of the instant...
6911165 Method for fabricating concrete slabs using a horizontal slip casting process  
A method is provided for fabricating a concrete slab in a substantially horizontal slip casting process method, concrete mix is fed into a mold through a delimited cross section moving...
6761555 Device for automatically producing an opening or cavity in the side of a ceramic product during molding in a mould  
A device for producing an opening or cavity in the side of a ceramic product during product molding in a mould with a molding cavity delimited by a molding surface which has a window, comprising a...
6755385 Concrete void former and cooperating cover  
An anchor positioning assembly for use in casting a concrete panel. The anchor positioning assembly includes a void former, a cooperating cover and an anchor. The assembly may further include an...
6691975 Concrete tank seal cast  
A closed end of a one piece flexible elastomeric seal is mounted in one end of a tubular liquid concrete tight frame that is mounted on a removable door of one wall of a concrete wall mold, the...
6530865 Double tapered article  
A method of forming a molded article and a molded article itself having a passage therein which has a cross-sectional dimension adjacent an end which is less than at a location which is spaced...
6193209 Container for forming voids in concrete  
An insert device for forming voids in concrete for various types of purposes, such as anchoring heavy machinery to a concrete foundation, is disclosed. A method for the use of the insert device is...
6164873 Double-wing deformable stop-end pipe for forming the joining surfaces of concrete-cast wall elements  
A stop-end pipe is used for formation of joining surfaces between adjacent wall elements made from a concrete casting, of the type consisting of a substantially trapezium-shaped profiled section...
6082700 Anchor positioning insert  
A removable anchor positioning insert for forming a recess in a face of a concrete structure and for the simultaneous positioning of an anchor within the recess. The insert includes a resilient...
5958323 Mandrel of high frequency heating type and method for producing cured rubber hose using same  
A mandrel of a high frequency heating type, comprising a conductive layer comprising a metal member having an aspect ratio of at least 100, in a proportion of at least 60% by volume, and a surface...
5792552 Reusable concrete form panel sheeting  
The invention relates to concrete form panel sheeting comprising a resinous polymer core defining a concrete-form face and an opposite face, and a concrete-facing surface layer attached to the...
5651932 Method for investment wax casting of golf club heads  
A method of fabricating a wax casting of a golf club iron head including the steps of providing a wax injection tool having a rear cavity projection; providing a collapsible insert that is shaped...
5651911 Removable insert for forming recess  
A removable insert for forming a recess in wet concrete which locates a pulling iron or anchor in wet concrete, and when the concrete hardens the insert is removed, and the anchor may be engaged...
5535979 Apparatus for use in forming recesses in cast bodies  
The invention provides apparatus for use in connection with the casting of bodies, e.g. of concrete panels, which are to contain within them one or more anchor members which extend towards the...
5531949 Methods and molds for making a roller skating wheel having curvilinear paths through the hub  
A method and mold for making a wheel of a roller skate including a plurality of circumferentially spaced apart generally axially extending curvilinear paths. A speed skater, traveling a...
5433418 Selectively-flexible mold having a shell supported by a collapsible truss structure  
A selectively-flexible, selectively-rigid, reusable, one-piece mold is used to fabricate a composite part having a complex shape on an outer surface of the mold. Disposed within the interior of...
5405119 Sleeve assembly for forming openings in molded structures  
A sleeve assembly for forming a lined opening in molded structures made from concrete or the like. The sleeve provides the lining. During formation of the structure, the sleeve is held in place by...
5400999 Inflatable construction apparatus  
Inflatable formwork mould for supporting one or more applications of hardening building materials, applied while still in a plastic state. The formwork mould is characterized in that at least two...
5381995 Concrete hole former  
A compressible band and end retainer assembly which secures opposite ends of a band to an intermediate spacer. The band mounts between facing concrete sidewall forms to define a hole, upon pouring...
5380182 Mold having elastomeric mold member therewith  
This invention relates to the use of a flexible, heat resistant mold member. The mold member is useful in molding processes such as dip or slush molding. The mold member maintains its structural...
5275547 Mold assembly with flexible membrane  
A mold assembly (10) for injection molding material including a mold base (12), a clamping plate (14) and a flexible membrane (16). The flexible membrane has a retainer portion (29) engaged within...
5123784 Method of sealing construction joint in top-down construction method  
A method of sealing a concrete joint formed between a pair of concrete castings by creating an injection hole wherein a removable frame member can be attached to the bottom surface of the first...
5120213 Apparatus for producing pressings provided with channels from powdery molding compound, especially ceramic molding compound  
Apparatus for producing press-molded articles having a plurality of cavities therein includes a mold cavity which can be filled with a particulate molding compound, which mold cavity contains rods...
5080576 Apparatus for forming an internal groove in a molded part  
A die apparatus permits the formation of an internal recess in a molded part. The die apparatus includes first and second mold members which are movable between an open and closed position. A core...
5067686 Annular base mold  
A unitary, molded, concrete stabilizing base for refuse cans and the like, and method and apparatus for its manufacture are described. The base takes the form of a concrete annulus having a...
5028364 Process for forming concrete structures and stripping concrete forms  
A process for forming a concrete wall having a projecting portion such as those formed at a door, windows or the like, including installing two spaced apart opposite form boards which confine a...
5006055 Apparatus for manufacturing an otoplastic  
An apparatus for manufacturing an otoplastic. An otoplastic is manufactured directly in the ear of a hearing-impaired person in that a deformable envelope is pulled over a die or over a shell or...
5004208 Removable recess forming insert  
A removable recess forming rubber insert is immersed in wet concrete after pouring, installing in the resulting concrete unit a lifting anchor or stirrup for moving the concrete unit with a...
4998705 Apparatus for forming voids in concrete  
An apparatus for forming voids in concrete which includes baseplates secured to a wood supporting deck or form for a concrete floor by a plurality of removable screws and a removalbe sleeve...
4943225 Mandrel for making elastomeric articles  
A one-piece mandrel for making elastomeric articles by a dipping process has a one-piece body which includes at least one opening extending therethrough. A split extends from the opening through a...
4941643 Apparatus for forming inverts and manhole assemblies and the like utilizing adjustable invert forming members joined with an intermediate flexible portion  
Apparatus for forming inverts in a manhole base comprising at least one adjustably positionable channel-forming member for forming an invert which communicates between associated sidewall openings...
4931227 Molding of light reflector  
A light reflection material comprises transparent body of organic glass having therein a thin through hole or holes whose inner wall is smooth. This material is useful for an ornamental material,...
4883590 Adjustable floor drain apparatus  
An adjustable floor drain apparatus having an outer cylindrically shaped body with threads on the inside thereof attached to the top of a drain pipe. A cylindrical member is disposed inside of the...
4878597 Lyophilization containers  
The invention provides containers useful for freezedrying of biological and other materials which can be advantageously subjected to a lyophilization process, such materials including...
4861257 Core structure of molding apparatus  
The core structure of a molding apparatus for making a molded article is disclosed. The cylindrical core which forms a plurality of main core members separated by a plurality of wide slits and a...
4847030 Method and apparatus for making a composite wheel  
A method and apparatus for making a composite styled wheel of the type including a metallic disc and rim and an ornamental plastic overlay permanently affixed to the disc. A disc and rim...

Matches 1 - 50 out of 157 1 2 3 4 >