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[citation needed] The screws go under the frame (work-piece) to be held, and the bit clamps down on the lower-edge of the frame. [citation needed] Recent designs are more complicated; a rigid body holds one fixed and one moveable jaw activated by a cam. [citation needed] An example of newer clamps is Jim Chestnut's Clam Clamp. [8]
90º miter joint (pieces ready to be joined) Miter joint of two pipes A miter joint (mitre in British English) is a joint made by cutting each of two parts to be joined, across the main surface, usually at a 45° angle, to form a corner, usually to form a 90° angle, though it can comprise any angle greater than 0 degrees.
An altar server with a vimpa (right) before a pontifical mass.. The vimpa is a narrow, winding shawl or scarf, made of a light fabric (usually silk). [5] [2] It is either plain or simply decorated.
A motorized miter saw. A miter saw or mitre saw is a saw used to make accurate crosscuts and miters in a workpiece by positioning a mounted blade onto a board. A miter saw in its earliest form was composed of a back saw in a miter box, but in modern implementation consists of a powered circular saw that can be positioned at a variety of angles and lowered onto a board positioned against a ...
Upper row: F-clamp or bar clamp, one-handed bar clamp ("Quick Grip"), wooden handscrew; Lower row: spring clamp, C-clamp (G-clamp ), wooden cam clamp. A clamp is a fastening device used to hold or secure objects tightly together to prevent movement or separation through the application of inward pressure.
A band clamp is a generic term for a holding device usually consisting of a strap of metal or cloth formed into a loop, with a mechanism to forcibly adjust the diameter, thereby exerting a squeezing force on an object within the loop. [1] A band clamp used to clamp a mitered picture frame.
The Marman clamp was first produced by Herbert Marx, better known by his stage name Zeppo Marx; [2] [7] it was manufactured by his company, Marman Products from the 1930s. [8] At the time it was designed to secure cargo during transport. The U.S. Military used Marman clamps to transport the atomic bombs used at the end of the Second World War. [9]
In the 1990s all of the Group's businesses decided to adopt a new and unique corporate image. For this, in 1990 and 1991, the cooperative ULMA S. Coop. changed its name to ULMA C y E, S. Coop.