(0)B61F:1/1:
IPC6
SECTION B - PERFORMING OPERATIONS; TRANSPORTING
RAIL VEHICLE SUSPENSIONS, e.g. UNDERFRAMES, BOGIES,...
B61F
2/2
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B61F007/00 - B61F019/08
7
/
00
Rail vehicles equipped for use on tracks of different width
9
/
00
Rail vehicles characterised by means for preventing derailing, e.g. by use of guide wheels
11
/
00
Rail vehicles characterised by rail-engaging elements other than wheels, e.g. balls
13
/
00
Rail vehicles characterised by wheel arrangements, not otherwise provided for
15
/
00
Axle-boxes
(mounting or securing axle-boxes
B 61 F 5/26
; lubrication
B 61 F 17/00
; bearings in general
F 16 C
)
15
/
02
•
with journal bearings
15
/
04
•
•
for locomotives
15
/
06
•
•
for cars
15
/
08
•
•
the axle being slidable or tiltable in the bearings
15
/
10
•
•
•
and having springs opposing such movements
15
/
12
•
with roller, needle, or ball bearings
15
/
14
•
•
constructed for taking-up axial pressure
15
/
16
•
•
the axle being slidable or tiltable in the bearings
15
/
18
•
•
•
and having springs opposing such movements
15
/
20
•
Details
15
/
22
•
•
Sealing means preventing entrance of dust or leakage of oil
15
/
24
•
•
•
preventing oil leakage when vehicle is tilted or inverted
15
/
26
•
•
Covers; Sealing thereof
15
/
28
•
•
Axle-boxes modified to ensure electrical conductivity
17
/
00
Lubrication specially adapted for axle-boxes of rail vehicles
(lubrication in general
F 16 N
)
17
/
02
•
with oil
17
/
04
•
•
Lubrication by stationary devices
17
/
06
•
•
•
by means of a wick or the like
17
/
08
•
•
•
•
Devices for pressing the wick or the like against the rotating axle
17
/
10
•
•
•
by means of an oil bath
17
/
12
•
•
•
by gravity
17
/
14
•
•
Rotating lubricating devices
17
/
16
•
•
•
with rings
17
/
18
•
•
•
with chains
17
/
20
•
•
•
with scoops or the like attached to, or coupled with, the axle
17
/
22
•
•
•
with discs, rollers, or belts engaging the axle
17
/
24
•
•
by built-in lubricating pumps
17
/
26
•
•
by external feeding means, e.g. pneumatic devices
17
/
28
•
•
Applications of oil cleaners not otherwise provided for
17
/
30
•
with grease
17
/
32
•
•
by manually-operated lubricators, e.g. screw cups
17
/
34
•
•
by automatic means, e.g. with spring action
17
/
36
•
with other, e.g. mixed, lubricating agents
19
/
00
Wheel guards; Bumpers; Obstruction removers or the like
(for vehicles in general
B 60 R 19/00
)
19
/
02
•
Wheel guards
19
/
04
•
Bumpers or like collision guards
19
/
06
•
Nets, catchers, or the like for catching obstacles or removing them from the track (mailbag catchers
B 61 K 1/02
)
19
/
08
•
•
of the drop-down type
19
/
10
•
•
•
automatically operated by engagement with obstacle
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