HVAC DUCT DESIGNING USING REVIT
Pulley Support Assembly
A pulley is a wheel on an axle or shaft that is designed to support movement and change of direction of a taut cable or belt along its circumference.Pulleys are used in a variety of ways to lift loads, apply forces, and to transmit power. In nautical contexts, the assembly of wheel, axle, and supporting …
RAMSBOTTOM SAFETY VALVE
Ramsbottom Safety Valve was intended to improve reliability and especially to be tamper-resistant. A pair of plug valves were used, held down by a common spring-loaded lever between them with a single central spring. This lever was characteristically extended rearwards, often reaching into the cab on early locomotives. Rather than discouraging the use of the …
Minolta Hi-Matic S using Solidworks.
The Minolta Hi-Matic S series consisted of four similar compact cameras from konica Minolta. They were the first Minolta compacts to include built-in flash, and they utilized zone focus. Unlike earlier Hi-matics, the S series used standard AA batteries to power the exposure meter and pop-up flash. The series began in 1978, but was regarded as obsolete a few years later …