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Dremel is known primarily for its rotary tools, such as the Dremel 3000, 4000 and 8200 series, which are similar to the pneumatic die grinders used in the metalworking industry by tool or moldmakers. Dremel later expanded its product range and now produces butane tools , benchtop and hand-held saws and oscillating tools . [ 2 ]
Cognitive ergonomics (sometimes known as cognitive engineering though this was an earlier field) is an emerging branch of ergonomics. It places particular emphasis on the analysis of cognitive processes required of operators in modern industries and similar milieus.
Pierre Janet was one of the first to use the concept in psychology. Mental operations have been investigated at a developmental level by Jean Piaget, and from a psychometric perspective by J. P. Guilford. There is also a cognitive approach to the subject, as well as a systems view of it.
A clamp holder or clamp fastener is a piece of laboratory apparatus that is used to secure laboratory clamps, such as extension-type utility clamps, or other attachments to a retort stand or lab frame. [1] The material can be made up of brass, cast iron, stainless steel, aluminium or nickel-plated zinc. [2]
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.
Homework charts; Toilet training charts; Single behavior charts can be used for all ages and is best used for learning one skill at a time. Multiple behavior charts also can be used for a variety of ages and can be used for processes that require several steps. [3] Chore charts and behavior charts can each be used for several different situations.
Clamp (tool), a device or tool used to hold objects in a fixed relative position (many types listed) C-clamp; C-clamp (stagecraft) Riser clamp, a device used to support vertical piping; Nipple clamp, a sex toy; Storage clamp, an agricultural root crop storage; Wheel clamp, a device used with road vehicles to prevent theft or enforce parking ...
[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]