jacket


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jacket

Engineering
1. any exterior covering or casing, such as the insulating cover of a boiler
2. the part of the cylinder block of an internal-combustion engine that encloses the coolant

Jacket

 

a covering, usually removable, of a book or booklet in the form of a sheet with flaps. It is generally made of heavy paper coated for purposes of reinforcement or covered with a transparent synthetic film that also improves the jacket’s appearance. Jackets are sometimes made from polymer films. Originally, jackets were used to protect the bindings of expensive editions from damage; they were later used for purposes of publicity as well. The jacket sometimes serves a purely aesthetic purpose.

jacket

[′jak·ət]
(mechanical engineering)
The space around an engine cylinder through which a cooling liquid circulates.
(nucleonics)
A thin container for one or more fuel slugs, used to prevent the fuel from escaping into the coolant of a reactor. Also known as can; cartridge.
(ordnance)
Cylinder of steel covering and strengthening the breech end of a gun or howitzer tube.
The water jacket on some machine guns.
(petroleum engineering)
The support structure of a steel offshore production platform; it is fixed to the seabed by piling, and the superstructure is mounted on it.

jacket

jacket, 1
1. A metal or cloth covering over the heat insulation which is applied to exposed heating pipes and ducts.
2. An outer casing around a pipe or vessel, the space between being filled with a fluid for cooling, heating, or maintaining a fixed temperature.

jacket

jacket
A metal shroud used to insulate a portion of the hot section of a gas turbine engine. A jacket prevents heat damage to the aircraft structure.

jacket

A plastic housing that contains a floppy disk. The 5.25" disk is built into a flexible jacket; the 3.5" disk uses a rigid jacket.
References in classic literature ?
But I resisted all these overtures, and sat there in desperation; each time asking him, with tears in my eyes, for my money or my jacket.
Anisha said: "We liked the way Marnie matched her polka-dot blouse with the black leather jacket.
Users choose the jacket styles, types, and colors that suit their individual preferences.
Some people might not realize that although the life jacket a child wore at age 4 still might fit at age 10, thanks to adjustable straps, a too-small life jacket might not have enough buoyant material to keep the older, heavier child afloat, Chase said.
Jacket straight silhouette, latch the 5 hidden studs (seated jackets pokratyje) and fastener (furious special design isegale).
Muscat: Omani inventors have created a cooling work jacket that uses a portable cooling unit and will help labourers fight Oman's heat.
When they reached the area of Foredehari,one jacket was expolded and bombers died on the spot.
99, Zara Rosie Huntington-Whiteley Model and lingerie designer Rosie, 28, looks sleek and stylish in a simple black belted jacket.
com, and then check the Sew News blog for sewing how-tos and tips for making your jacket truly one-of-a-kind.
Baby blue faux leather jacket,PS35, George at Asda.
The football training jacket has emerged as an essential piece of equipment for elite players who train year-round in all kinds of weather conditions.