Compound beam

Compound beam

A timber beam or rafter built up from a number of pieces either nailed, glued or bolted with connectors.

compound beam, built-up beam

compound beam
A rectangular beam composed of smaller timbers over which planks are nailed on each side; the composite unit is joined together by bolting or by gluing.
References in periodicals archive ?
Third Dynamics[TM] enables industry-leading drill, routing, and skiving performance through a combination of ESI's patented compound beam positioning and solid-state optical technologies.
Featuring ESI's production-proven, high-speed compound beam positioner coupled with a high-power CO2 laser, the Model 5390 provides user-definable variable pulse width and pulse repetition frequencies of up to 300 kHz for wide range of applications.
The MM5800 features a patented compound beam positioner with seven axes of co-ordinated motion control to ensure that there are no stepping time penalties or abutment errors.
By utilizing the patented Compound Beam Positioner with seven axes of coordinated motion control, there is no stepping time and no abutment errors involved during machining.
The Model 5330 incorporates a high power diode-pumped laser and patented compound beam positioning system making it the most versatile laser processing platform.
ESI's state-of-the-art ICP5530 dual-head UV laser system combines a high repetition rate laser and field proven, patented compound beam positioner to provide an ideal tool for mass production of blind microvias.
The tool's high-repetition-rate laser and field-proven compound beam positioner make the ICP5530 ideal for production-level drilling of blind microvias.
Key features include: a high-power diode-pumped laser with high repetition rates (up to 70kHz); ESI's patented compound beam positioner with seven axes of coordinated motion control to eliminate stepping time and abutment errors during drilling; programmable spacing between the heads to optimize drilling speed; and a user-friendly design that enables increased IC package productivity.
The Model ICP5530(TM) employs ESI's high-repetition ultraviolet (UV) laser and patented Compound Beam Positioner to perform high-quality, high-volume drilling of blind microvias in electronic packages.
The patented Compound Beam Positioner incorporates seven axes of coordinated motion control, eliminating stepping time and abutment errors.
ESI's patented Compound Beam Positioner is included in the system for vector-based motion control and dynamic error correction.