Resources Contact Us Home
Browse by Category: Main > Material Science
Class Information
Number: 164/171
Name: Metal founding > Means to shape a forming surface > Including means for compacting particulate fluent mold materials > Flexible or deformable pressure means > Utilizing contiguous or independent diaphragms
Description: Apparatus directed to utilizing plural contiguous or plural independent diaphragms members.

Patents under this class:

Patent Number Title Of Patent Date Issued
6015005 Respective inflatable arbors for making backdraft cavity in sand core and for forming part of core lift device insertable in cavity Jan. 18, 2000
4592406 Apparatus for compacting foundry sand Jun. 3, 1986
4129165 Preparation of foundry moulds and cores Dec. 12, 1978
4085790 Casting method using cavityless mold Apr. 25, 1978
4068704 Cavityless casting mold Jan. 17, 1978
4067380 Making foundry moulds Jan. 10, 1978
3960198 Reduced pressure mould production method Jun. 1, 1976

  Recently Added Patents
Dynamic data caches, decoders and decoding methods
Photoelectric conversion apparatus
System and method for receiving MBMS broadcasting service
Vertical axis wind turbines
Method for manufacturing photoelectric conversion device
Semiconductor memory device, method of controlling read preamble signal thereof, and data transmission method
Molded surface of a concrete product
  Randomly Featured Patents
Presentation print job profiling
Machinable brass compositions
Glow plug system, controlling device and method for controlling the power of a glow plug
Integrated delay line
Method of transmitting telephone number in wireless local loop system
Oriented polystyrene support for photopolymerizable element
Chain conveyor of a fabric web stretching machine
Lubricating device for air driven dental drills
Automatic dice shaking method
Ice level sensor