IPC Definitions - January 01, 2012

B61L - Definition fr

Definition statement

This subclass covers:

Means for controlling and safeguarding railway vehicle traffic, including apparatus and processes that are specially adapted, or intended to be utilized, for the following categories related to railway vehicle traffic:

References relevant to classification in this subclass

This subclass does not cover:

Railway vehicle brakes or other retarding apparatus

B61H

Derailing or re-railing blocks on the track, and for railway stops, scotch-blocks, track brakes or retarders fixed to the permanent way

B61K

Detectors indicating the overheating of railway vehicle axle bearings

B61K 9/04

Rail, switch, point or crossing construction

E01B

Rail joints

E01B 11/00

Electrically insulated rail joints

E01B 11/54

Cattle guards fixed to the permanent way

E01B 17/00

Informative references

Attention is drawn to the following places, which may be of interest for search:

Power supply lines for electrically propelled vehicles

B60M

Arrangement, mounting or supporting of signaling devices for vehicles in general

B60Q

The arrangement of signaling or lighting devices, the mounting or supporting thereof for rail vehicles

B61D

Illumination in general; illumination for signaling, marking or indicating; details of lighting devices or systems

F21

Visible signaling arrangements in general

G08B 5/00

An alarm responsive to an abnormal condition

G08B 21/00, G08B 23/00

Glossary of terms

In this subclass, the following terms or expressions are used with the meaning indicated:

Scotch-block

A wedge to prevent the movement of an opening switch rail of a set of points or of stationary vehicles.