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anchor recess A formwork blockout or recess former fitted to the edge formwork of a post-tensioned concrete member, and that creates a temporary void space external to the prestressing anchor to allow the anchor block or similar to be fitted after formwork stripping. [3]: 32 anchor set See wedge set. anchorage assembly
the header: the set of elements (anchor plate, blocking device, etc.) that transmit the traction strength of the anchor to the anchored structure or to the rock; the reinforcement: part of the anchor, concreted and otherwise, placed under traction; can be constituted by a metal rod, a metal cable, a strand, etc.
The anchor line, rope, or cable connecting the anchor chain to the vessel. anchor sentinel. Also kellet. A separate weight on a separate line that is loosely attached to the anchor rode so that it can slide down it easily. It is made fast at a distance slightly longer than the draft of the boat.
Roller – Davit slides down a track, bringing the davit to the embarkation deck. Single pivot – One pivot point where the lifeboat is moved over the side of the craft. Multi-pivot – Common on promenade decks of cruise ships. Useful where space is limited. Free fall – Lifeboat slides right off vessel. Lifeboat must be an enclosed type.
In the anchor escapement the swing of the pendulum pushes the escape wheel backward during part of its cycle. This "recoil" disturbs the motion of the pendulum, causing inaccuracy, and reverses the direction of the gear train, causing backlash and introducing high loads into the system, leading to friction and wear.
Created Date: 8/30/2012 4:52:52 PM
Then the tooth slides off the end of the pallet, beginning the cycle again. Neither the anchor escapement nor the deadbeat form, below, are self-starting. The pendulum must be given a swing to get them going. Pendulum and anchor escapement. (a) pendulum rod (b) pendulum bob (c) rate adjustment nut (d) suspension spring (e) crutch (f) fork (g ...
Conventionally the term concrete refers only to concrete that is reinforced with iron or steel. However, other materials are often used to reinforce concrete e.g. organic and inorganic fibres, composites in different forms.