DICTIONARY OF AUTOMOTIVE TERMS - "Jo"
- Job
- A particular piece of work.
-
Job queue
- The lineup of work that a mechanic or shop intends to do in a particular order.
-
Jockey
-
- Jockey pulley
-
- On a Bicycle, the
Pulley in a rear
Derailleur that stays closest to the
Freewheel Cogs and
guides the Chain from Cog
to cog during a gear shift.
- A free-turning, spring-loaded idler used to keep tension on the timing belt.
Also called jockey wheel
- Jockey wheel
- A wheel used to maintain tension in a chain or belt.
- Joggle
-
- A slight step along the edge of a panel to provide a level mounting and
welding surface so that it can be overlapped against the adjacent panel for
subsequent lap or spot welding.
- To join by means of a joggle
- Joggler
- A metalworking tool used for creating a Joggle
- Joiner work ceiling
- The overhead finished surface in quarters, etc.
- Joint
-
- The place where two pieces meet when a structure is made of smaller pieces.
- A flexible or firm connector between two rods.
- Connecting point as between two pipes.
- The location at which two adherends are held together by an adhesive.
- Points of connection between heat transfer surfaces; between positive and negative
pressure zones within components of the power plant; and between power plant
components.
- Joint boot
-
- Jointed shaft
-
- Joint rocker arm
-
- Joint separator
-
- Joint socket
-
- Joint splitting tool
-
- Joint steering knuckle
-
- Joint venture
- An international business collaboration between foreign interests and private
parties from a host country in which two or more parties establish a new business
enterprise to which each contributes and where ownership and control are shared.
- Jolting
- The effect caused by harsh clutch release. The car body jerks repeatedly in a
longitudinal direction
- Jordan
- A vehicle brand of which the 1929 - 1931 Models G, 90, Great Line 90, and Speedway
Series Z are classic cars.
- Joule
- (J) The international metric unit of measurement of energy, work,
and heat. One joule equals the work done when a force of 1 newton
moves a body 1 meter.
-
Joule's Law
- The rate of heat production by a steady current in any part of an electrical circuit
that is proportional to the resistance and to the square of the current, or, the internal
energy of an ideal gas depends only on its temperature.
-
Joule-Thomson effect
- The change in the temperature of a gas on its expansion through a porous plug
from a higher pressure to a lower pressure.
- Jounce
- The action of bouncing. When speaking of shock-absorbers, it is the
Compression stroke while
Rebound is the opposite.
- Jounce and rebound
-
- Jounce buffer
-
- Jounce bumper
- An elastic cushion used to stiffen the Suspension
gradually as it approaches the end of its Jounce travel. Also
called jounce buffer.
- Jounce bumpers
- Elastic cushions used to stiffen the Suspension gradually as it approaches the end of its Jounce travel.
- Journal
- That part of a shaft that is prepared to accept and support a bearing. The area on
the Crankshaft that fits into the lower portion of
the Connecting rod. A layer of oil and metal
bearing cushions the impact during the Power stroke
to prevent the Crankshaft from being crushed by the
swiftly descending Piston and
Connecting rod.
-
Journal, crankshaft
- Part of shaft which contacts the bearing on the large end of the piston rod.
- Joyride
-
- A reckless drive in a stolen car.
- To go for a joyride
- Joyrider
- Someone who goes for a joyride