?Hydraulics symbols I think might be important Flashcards

1
Q

A

continuous line

flow line

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2
Q
A

dashed line

pilot, drain

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3
Q
A

large circle

pump, motor

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4
Q
A

Small circle

Measuring Devices

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5
Q
A

Diamond

Fluid conditioner (filter, separator, lubricator, heat exchanger)

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6
Q
A

Spring

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7
Q
A

Flow restriction

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8
Q
A

Solid triangle

Direction of hydraulic flow

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9
Q
A

Open triangle

Direction of pneumatic flow

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10
Q
A

Fixed displacement hydraulic pump

Unidirectional

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11
Q
A

Fixed displacement hydraulic pump

Bidirectional

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12
Q
A

Compressor

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13
Q
A

Fixed displacement hydraulic motor

unidirectional

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14
Q
A

Fixed displacement hydraulic Motor

Bidirectional

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15
Q
A

Rotary Actuator

(hydraulic)

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16
Q
A

Single acting cylinder

Returned by external force

17
Q
A

Single acting cylinder

returned by spring or extended by spring force

18
Q
A

Directional control valve

normally CLOSED with 2 ports and 2 finite positions.

19
Q
A

Directional control valve

normally OPEN with 2 ports and 2 finite positions.