Isabella

How Chimney Dampers Benefit the Home

Many people have fireplaces, but not everyone has a chimney damper. Even those who do have dampers might not be aware of the purpose and benefits of having one. A damper serves two main functions and is fitted inside or at the top of your chimney. If you ... Read >

Rapid Prototype and Its Various Uses

Rapid prototype is a highly favored process that is used immensely in the fields of design, manufacturing and medical industries. The users are able to obtain faster prototypes and as a result a precise response from their intended audience. Rapid proto... Read >

Heat pump setback temperature control with cold weather override

Multistage thermostats have been used for a long time to control stages of heating wherein a refrigeration heat pump is used for one stage and auxiliary electrical strip heat is used for other stages. Also there has been a continual need forprotection for... Read >

3D Rapid Prototyping Overseas and Global Prototyping Discussed

Global Sources Group: There are very few companies dealing with 3d rapid prototyping overseas. One of them is Global Sources Group. It can boast of offering overseas rapid manufacturing. Today's fast world speaks of competition. The US is no exception. ... Read >

Replacing the Fireplace Damper Lid

Now that it is fall and the weather is turning colder, it is time to make sure that the damper is functioning properly in your fireplace. Through years of usage, the damper lid can warp or become damaged. If this is how your damper lid looks or is, you wi... Read >

Heat cascading regenerative sorption heat pump

In general since sorbents take up the working fluid when cooled and desorb the working fluid when heated, heat pump is said to be heat driven. Often in adsorbent and chemisorbent heat pumps two beds of sorbents are used, one to adsorb the working fluid wh... Read >

Hydride heat pump with heat regenerator

Regenerative hydride heat pump process and system is provided which can regenerate a high percentage of the sensible heat of the system. A series of at least four canisters containing a lower temperature performing hydride and a series of at least four ca... Read >

Coupling arrangement including drum, flange, and connector

A flange includes a flange interior surface disposed in the first open end, a flange exterior surface disposed outside of the first open end, a flange side surface connecting the flange interior and exterior surfaces, and at least one flange receiving por... Read >

Cast flange for pipe couplings

End clamp housing for attachment to a cylindrical body, the side end housing being a unitary metal casting comprising; an open annular base element provided with a first, ingoing flange at a first side of the base element and a second ingoing flange at a ... Read >

Adjustable threshold fastener with flange

Fastener comprising a threaded stud and a rectangular nut having raised flange is disclosed. Raised flange enable passing the fasteners in a curvilinear dispensing track. The rectangular nut resides in a channel in a threshold device and is restrained aga... Read >

Cast convoluted piping flange

A convoluted flange ring for a flange coupler in a piping system the flange ring having an annular bolting disk with an outer rim and an inner rim forming a U-shaped cross section, with the bolting disk having a transitional thickness for improved stress ... Read >

Variable Bleed Solenoid Valve With Single Adjustment Pressure Calibration

Proportional variable bleed solenoid valve that includes magnetic force adjustments to provide magnetic calibration. The control valve includes a housing defining a chamber, where an electromagnetic coil is wound on a bobbin and is coaxially mounted withi... Read >

Combination solenoid valve and shuttle valve

The combination solenoid valve and shuttle valve comprises a shuttle valve which is slidingly and sealingly received at or adjacent an end of the solenoid valve. The shuttle valve includes a stepped interior opening which sealingly receives the end of t... Read >

Adaptable layshaft type gearbox using a planetary gearset

A gearbox comprises parallel primary or input and secondary or output shafts in a casing. An output gear train of two constant-mesh gearwheels is fastened to the secondary shaft. An independent input gear train of four constant-mesh gearwheels and a fir... Read >

Dual gearbox electric submersible pump

Electric submersible pump assembly for producing a fluid from a production zone to the surface and operated independently by one or more electric submersible motors using a dual or multiple gearbox. The electric submersible pump assembly including an in... Read >