Clearance space

(Steam engine) the space inclosed in one end of the cylinder, between the valve or valves and the piston, at the beginning of a stroke; waste room. It includes the space caused by the piston's clearance and the space in ports, passageways, etc. Its volume is often expressed as a certain proportion of the volume swept by the piston in a single stroke.

See also: Clearance

References in periodicals archive ?
The larger the unit, the greater the clearance space required around the unit.
It can work on both horizontal and vertical pipes with minimum clearance space, and its compact design makes it easy to carry and store.
Another challenge in the coordination was ensuring that the various stone surfaces matched in terms of height, level and gradient, the ceiling height and clearance space.
Clearance space in mechanisms is inevitable for meeting the errors during production and wear of mechanical components.
The new facility, which will enter service by January 2015, will quintuple the size of TNT Express' current sorting and customs clearance space in Dammam, allowing for a significant improvement in customs clearance efficiency and speed, said a statement.
8221; The company's larger truck cap with more clearance space, the “1600 Series,” will be renamed the “Survivor.
For a blind inside the recess (as per below) remember that you will need a little clearance space either side for it to operate smoothly.
The important installation safety measures are adhered to as the Trampoline is put on a flat surface and adequate clearance space is provided around all sides with high fencing to avoid falling off the trampoline.
By combining a new belt design and reducing the nose bar diameter the chance of products becoming pinched, falling, sagging into the clearance space or accumulating and knocking together on dead plates is significantly reduced and therefore there is less wastage.
The study's results found that the most common mistakes that drivers of RVs make while operating their vehicles are: driving away with the steps extended, backing up into a post or other stationary object, misjudging the amount of overhead and/or side clearance space, not connecting the tail lights correctly, and running out of fuel.