Mold Making And Casting

Mold Making And Casting

Numerous objects, features and advantages of the present invention will be readily apparent to those of ordinary skill in the art upon a reading of the following detailed description of presently preferred, but nonetheless illustrative, embodiments of the present invention when taken in conjunction with the accompanying drawings. DESCRIPTION OF THE PREFERRED EMBODIMENT Referring now to bls care health provider the drawings, and particularly to FIGS. The bottom 24 of the mixing container 12 would rest against this base 60.

5 is a front perspective view of one embodiment of the casting chamber of the present invention. 3 is a front perspective view of the mixing spatula of the present invention. Even still another object of the present wwe us spinner belt invention is to provide vacuum mold making and casting equipment for removing entrapped air when producing castings of such materials as polyurethane. The same reference numerals refer to the same parts throughout the various figures.

Investment casting (lost-wax process) yields a finely detailed and accurate product, with excellent metallurgical properties. . For a better understanding of the invention, its operating advantages and the specific objects attained by its uses, reference should be made to the accompanying drawings and descriptive matter in which there are illustrated preferred embodiments of the invention. A chamber for making castings comprising: a base having a top layer made of a rigid material for the purpose of supporting castings and formed with an upper surface and a lower surface, a bottom layer made of a pliable, rubbery material and formed with an upper surface and a lower surface, and connected on said upper surface of said bottom layer to said lower surface of said top layer; a cover formed of a lightweight, rigid material and having a closed top and an open bottom and shaped to conform to the dimensions of said base wherein an airtight seal is produced when said cover is placed over said base; a hose connector attached to said top of said cover; a flexible tube having two ends and attached on one end to said hose connector; and a suction pump for evacuating air from said chamber and connected to said opposite end of said flexible tube. 1 can be connected for the purpose of extracting air from the rectangular casting chamber 76. While the DiGiacomo et al '772 patent provides for both a mixing bowl and a spatula, these devices are too flimsy for use with a denser material such as those used in making molds.

The components are stirred with the mixing wand until a uniform consistency is reached. A large number of air pockets 86 are shown in the compound.
The cylindrical cover 66 is shaped such that it forms the walls of the cylindrical casting chamber 62.

The circular base 64 bmg club com music music consists of a rigid circular base 70 which sits on top of a circular seal kit liner model ocean plastic 72 , which would be made of a pliable material such as rubber to ensure an airtight fit. There are, of course, additional features of the invention that will be described hereinafter and which will form the subject matter of the claims attached. .
The invention may also include a mixing wand shaped to result in a more uniform mixture of the components in the compound.
Furthermore, a cylindrical and a rectangular embodiment of the casting chamber will be discussed. (See pages 310 in the set of notes in the class website at www.
For the purpose of clarity, this embodiment will be referred to as the cylindrical casting chamber 62. Further, since numerous modifications and changes will readily occur to those skilled in the art, it is not desired to limit the invention to the exact construction and operation shown and described, and accordingly, all suitable modifications and equivalents may be resorted to, falling within the scope of the invention. The mixing chamber essentially comprises a container, a lid with a gasket along the lower rim which forms an airtight seal with the mixing container, a stand in which the container can be placed, and a suction pump which is connected to the mixing container through flexible tubing attached at a circular seal on the top of the lid.

Selection of the optimum mold-making material depends on many variables including: (1) Number of castings to be made from the mold; (2) Whether the mold has to be made in place on a building; (3) Type of material that will be used as the casting material; (4) Whether there are severe undercuts on the model being cast; and (5) Whether speed is a major factor in the molding and casting process. The hex head 46 could be used to gain a better grip on the mixing spatula 42 or could possibly be used to connect to some other piece of equipment.
The mixing container 12 holds a compound 84 after it has been mixed. Mold Making and Casting Design session of the MY4130 laboratory will be primarily to introduce students to the Fundamental Components of Mold Making and Casting Design. Furthermore, the Germano '427 device can only be used with containers which have a specific valve suited for this device, such containers being suited for food storage and not shaped for mixing casting compounds, pouring castings, or manipulating castings or molds.
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An even further object of the present invention is to provide new and improved vacuum mold making and casting equipment that has a low cost of manufacture with regard to both materials and labor, and which accordingly is then susceptible of low prices of sale to the consuming public, thereby making such vacuum mold making and casting equipment economically available to the buying public.

edu for more information on be observed and example castings will be studied to familiarize each student with the basic components of casting design. There are significantly fewer air pockets 86 depicted after the suction has been applied.

An x-shaped base 60 is attached to the bottom horizontal support 54.
The invention is capable of other embodiments and of being practiced and carried out in various ways.

SUMMARY OF THE INVENTION In view of the foregoing disadvantages inherent in the known types of vacuum mold making and casting equipment now present in the prior art, the present invention provides an improved set of vacuum mold making and casting equipment, and overcomes the abovementioned disadvantages and drawbacks of the prior art. In this regard, the present invention substantially fulfills this need.
It is important, therefore, that the claims be regarded as including such equivalent constructions insofar as they do not depart from the spirit and scope of the present invention. . . Additionally, the Kim '663 device does not provide a mixing chamber for a casting compound, nor does it provide a chamber for pouring and manipulating the casts.
Furthermore, the Scanlon '590 device can only be used with containers which have drug finder plan prescription a specific valve suited for this device, such containers being typically cylindrically shaped and suited for food storage and not shaped for mixing casting compounds, pouring castings, or manipulating castings or molds. 4,051,971 to Piergiorgio Saleri and Sergio Saleri discloses a home use seal container for food vacuum storage that is used for food storage and preservation. The rectangular casting chamber 76 consists of a rectangular cover 78 which would be made of a rigid material such as glass, Plexiglas, or plastic. 1-9 , a preferred embodiment of the vacuum mold making and casting equipment of the present invention is shown and generally designated by the reference numeral 10.

Specifically, this equipment is lake havasu boat party aimed at minimizing entrapped air within such parts by applying suction to create a vacuum.

The supplier list contains materials for a wide range of mold-making applications.