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CPC
COOPERATIVE PATENT CLASSIFICATION
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F16P
SAFETY DEVICES IN GENERAL;
{
SAFETY DEVICES FOR PRESSES
}
NOTE
-
Attention is drawn to the following places:

A01D 75/18 Harvesting machines
A01F 21/00 Threshing machines or baling presses
B02C 23/04 Crushing or disintegrating machines
B21B 33/00 Rolling of metal
B21D 55/00 Working sheet metal or tubes, rods or profiles
without essentially removing material
B23B 25/04 Turning-machines
B23Q 11/00 Machine tools
B24B 55/00 Grinding or polishing machines
B25J 19/06 Manipulators
B26D 7/22 Cutting machines
B27G 19/00 Wood saws
B65B 57/00 Packaging machines or apparatus
B65G 43/00 Conveyers
B65H 26/00 Web-advancing mechanisms
B65H 63/00 Handling or winding of thin or filamentary material
D01G 31/00 Treatment of fibres
D01H 13/14 Spinning or twisting
D05B 83/00 Sewing machines
F21V 25/00 Lighting devices.

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Guide Heading:
Devices protecting or preventing injuries to people
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F16P 1/00
Safety devices independent of the control and operation of any machine (protective devices for the eyes or ears, worn on the body or carried in the hand, A61F 9/00, A61F 11/00)
F16P 1/005
.
{
Guards for rolls in calandering or other roll machines, e.g. nip guards, finger guards
}
F16P 1/02
.
Fixed screens or hoods
F16P 1/04
.
Screens or hoods rotating with rotary shafts
F16P 1/06
.
specially designed for welding
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F16P 3/00
Safety devices acting in conjunction with the control or operation of a machine; Control arrangements requiring the simultaneous use of two or more parts of the body (F16P 5/00 takes precedence)
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F16P 3/001
.
{
Safety devices for guarding the human operator of punch presses or like machine tools performing an opening and closing travel
}
F16P 3/003
. .
{
by application of a specific control arrangement, e.g. specific switching systems or two-hand control
}
F16P 3/005
. .
{
having a movable screen or a sensor influencing the switching system
}
F16P 3/006
. .
{
having a screen moving with the machine and moving the operator out of danger, or restraining the operator, without influencing the switching system
}
F16P 3/008
.
{
Devices for directly stopping or interrupting the drive or gear in case of danger to the machine, e.g. devices with clutches
}
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F16P 3/02
.
Screens or other safety members moving in synchronism with members which move to and fro
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F16P 3/04
. .
for machines with parts which approach one another during operation, e.g. for stamping presses
F16P 3/06
. . .
in which body parts of the operator are removed from the danger zone on approach of the machine parts
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F16P 3/08
.
in connection with the locking of doors, covers, guards, or like members giving access to moving machine parts
F16P 3/10
. .
in which the operation of locking the door or other member causes the machine to start
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F16P 3/12
.
with means, e.g. feelers, which in case of the presence of a body part of a person in or near the danger zone influence the control or operation of the machine (F16P 3/08 takes precedence)
F16P 3/125
. .
{
Guards for rolls in calandering or other roll machines, e.g. nip guards, finger guards
}
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F16P 3/14
. .
the means being photocells or other devices sensitive without mechanical contact
WARNING
-
Subgroups of F16P 3/14 are not complete pending a reorganisation, see also F16P 3/14

F16P 3/141
. . .
{
using sound propagation, e.g. sonar
}
F16P 3/142
. . .
{
using image capturing devices
}
F16P 3/144
. . .
{
using light grids
}
F16P 3/145
. . .
{
using magnetic technology
}
F16P 3/147
. . .
{
using electro-magnetic technology, e.g. tags or radar
}
F16P 3/148
. . .
{
using capacitive technology
}
F16P 3/16
. .
with feeling members moved by the machine
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F16P 3/18
.
Control arrangements requiring the use of both hands
F16P 3/20
. .
for electric control systems
F16P 3/22
. .
for hydraulic or pneumatic control systems
F16P 3/24
. .
for mechanical controls
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F16P 5/00
Emergency means for rendering ineffective a coupling conveying reciprocating movement if the motion of the driven part is prematurely resisted
F16P 5/005
.
{
Overload protection by energy absorbing components, e.g. breaker blocks, shear sections
}
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F16P 7/00
Emergency devices preventing damage to a machine or apparatus (F16P 1/00, F16P 3/00, F16P 5/00 take precedence; indicating means, see the appropriate classes)
F16P 7/02
.
by causing the machine to stop on the occurence of dangerous conditions therein (devices in bearings affected by abnormal conditions F16C)
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Last Modified: 04/16/2013 4:31:16 PM