പ
DhDϬϬϰϬƌĞǀ͘ϬϴപͲϮϯͲ
ϭϰ͘Ϯ͘ϯ͘
:h^dDEdK&Z</E'dKZYh
dŚĞďƌĂŬŝŶŐĚŝƐƚĂŶĐĞĚĞƉĞŶĚƐŽŶƚŚĞĐŽŵƉƌĞƐƐŝŽŶŽĨƚŚĞďƌĂŬĞ͛Ɛ
ƐƉƌŝŶŐƐ͕ǁŚŝĐŚĂƌĞĂĚũƵƐƚĞĚƚŽƚŚĞĞƋƵŝƉŵĞŶƚ͛ƐĐŚĂƌĂĐƚĞƌŝƐƟĐƐĂŶĚ
ŝŶĐŽŶĨŽƌŵŝƚLJǁŝƚŚEϴϭ͘ϮϬͲϱϬ͘ƉĂƌ͘ϱ͘ϵ͘Ϯ͘Ϯ͘Ϯ͘ϭ͕ĞdžƉůĂŝŶĞĚďĞůŽǁ͗
This brake must be capable of stopping by itself the machinery
with cab travelling downhill at a nominal speed and with a loading
ĐĂƉĂĐŝƚLJ ŝŶĐƌĞĂƐĞĚ ďLJ Ϯϱй͘ hŶĚĞƌ ƚŚĞƐĞ ĐŽŶĚŝƟŽŶƐ͕ ƚŚĞ ĐĂď͛Ɛ
ĚĞĐĞůĞƌĂƟŽŶŵƵƐƚŶŽƚďĞŐƌĞĂƚĞƌƚŚĂŶƚŚĂƚŽďƚĂŝŶĞĚďLJŝŶƚĞƌǀĞŶƟŽŶ
of the parachute safety device or by impact on the shock absorbers.
ůůŽĨƚŚĞďƌĂŬĞ͛ƐŵĞĐŚĂŶŝĐĂůĞůĞŵĞŶƚƐƚŚĂƚĐŽŶƚƌŝďƵƚĞƚŽĞdžĞƌĐŝƐŝŶŐ
ƚŚĞďƌĂŬŝŶŐĂĐƟŽŶŽŶƚŚĞďƌĂŬŝŶŐƐƵƌĨĂĐĞŵƵƐƚďĞŝŶƐƚĂůůĞĚŝŶƉĂŝƌƐ͘
/Ĩ ŽŶĞ ŽĨ ƐĂŝĚ ĞůĞŵĞŶƚƐ ĚŽĞƐ ŶŽƚ ǁŽƌŬ ďĞĐĂƵƐĞ ŽĨ Ă ĨĂƵůƚ͕ ďƌĂŬŝŶŐ
ƐŚŽƵůĚďĞĐŽŶƟŶƵĞĚƚŽƐůŽǁĚŽǁŶ͕ƐƚŽƉĂŶĚŬĞĞƉƚŚĞĐĂďƐƟůůƚŚĂƚ
travels downhill at a nominal speed with a load equal to the nominal
load capacity and uphill without a load (empty).
/ƚŵƵƐƚďĞƚĂŬĞŶŝŶƚŽĐŽŶƐŝĚĞƌĂƟŽŶƚŚĂƚ͕ĨŽůůŽǁŝŶŐƚŚĞůŝŶŝŶŐ͛ƐǁĞĂƌůĞǀĞů͕ƚŚĞƐƉƌŝŶŐƐ͛ĐŽŵƉƌĞƐƐŝŽŶůĞǀĞů
ƚĞŶĚƐƚŽĚĞĐƌĞĂƐĞ͕ƌĞĚƵĐŝŶŐŝƚƐďƌĞĂŬŝŶŐĐĂƉĂĐŝƚLJ͘/ŶƚŚŝƐĐĂƐĞ͕ĂŶŝŶĐƌĞĂƐĞŽĨƚŚĞƐƉƌŝŶŐ͛ƐƉƌĞͲůŽĂĚĂƐ
ĂĚũƵƐƚŵĞŶƚ͕ŝƐĐŽŶƐŝĚĞƌĞĚĂƐďĞŝŶŐĂŶĞƌƌŽƌ͕ŐŝǀĞŶƚŚĞĨĂĐƚƚŚĂƚƚŚĞŽƉĞƌĂƟŽŶŵƵƐƚďĞĂƐƐŽĐŝĂƚĞĚĂůƐŽƚŽ
ĂŶĂĚũƵƐƚŵĞŶƚŽĨƚŚĞƐƚƌŽŬĞ;ƌĞĨĞƌƚŽƉĂƌĂŐƌĂƉŚϭϰ͘Ϯ͘ϭͿ͘
/ĨƚŚŝƐƉƌŽĐĞĚƵƌĞŝƐŶŽƚĚŽŶĞĐŽƌƌĞĐƚůLJ͕ƚŚĞďƌĂŬĞƐLJƐƚĞŵŵĂLJŶŽƚǁŽƌŬĐŽƌƌĞĐƚůLJ͘
dŚĞďƌĂŬŝŶŐƚŽƌƋƵĞŝƐĂĚũƵƐƚĞĚǁŚĞŶƚŚĞĐĂďŝƐĞŵƉƚLJ͘
Ͳ
ZĞƉĞĂƚƚŚĞƐĂŵĞƐƚĞƉƐĨŽƌďŽƚŚďƌĂŬĞƐŚŽĞƐ͗
Ͳ
hŶƐĐƌĞǁƚŚĞůŽĐŬŶƵƚƐ;ϰͿ͘
Ͳ
ŚĞĐŬƚŚĞďƌĂŬŝŶŐĚŝƐƚĂŶĐĞ͘
Ͳ
/ĨƚŚĞďƌĂŬŝŶŐĚŝƐƚĂŶĐĞŝƐƚŽŽƐŚŽƌƚ͕ůŽŽƐĞŶƚŚĞƐƉƌŝŶŐďLJƚƵƌŶŝŶŐƚŚĞŶƵƚ;ϯͿ͘/ĨŝƚŝƐƚŽŽůŽŶŐ͕ƟŐŚƚĞŶ
ƚŚĞƐƉƌŝŶŐĂŐĂŝŶďLJƚƵƌŶŝŶŐƚŚĞŶƵƚ;ϯͿ͘
Ͳ
KŶĐĞ ƚŚĞ ďƌĂŬŝŶŐ ĚŝƐƚĂŶĐĞ ŚĂƐ ďĞĞŶ ĂĚũƵƐƚĞĚ ĐŽƌƌĞĐƚůLJ͕ ĐŚĞĐŬ ƚŚĂƚ ƚŚĞ ƐƉƌŝŶŐƐ ĂƌĞ ŽĨ ƚŚĞ ƐĂŵĞ
ůĞŶŐƚŚ͘^ĞĐƵƌĞƚŚĞĂĚũƵƐƚŵĞŶƚƵƐŝŶŐƚŚĞůŽĐŬŶƵƚ;ϰͿ͘
tŚĞŶƚŚĞĂĚũƵƐƚŵĞŶƚŝƐĮŶŝƐŚĞĚ͕ǁĞƌĞĐŽŵŵĞŶĚĐŚĞĐŬŝŶŐƚŚĂƚƚŚĞƐƉƌŝŶŐƐĂƌĞŶŽƚĨƵůůLJĐŽŵƉƌĞƐƐĞĚ
ĂŶĚƚŚĂƚƚŚĞƉƌŽǀŝƐŝŽŶƐƐĞƚŽƵƚŝŶEϴϭ͘ϮϬͲϱϬƉĂƌ͘ϱ͘ϵ͘Ϯ͘Ϯ͘Ϯ͘ϭŚĂǀĞďĞĞŶǀĞƌŝĮĞĚ͘/ŶƚŚĞĞǀĞŶƚƚŚĂƚƚŚĞ
ƐƉƌŝŶŐƐĂƌĞĨƵůůLJĐŽŵƉƌĞƐƐĞĚ͕ďƌŝŶŐƚŚĞŵďĂĐŬƚŽƚŚĞ>ůĞǀĞůƐŚŽǁŶŝŶƚŚĞWŝĐƚƵƌĞĂŶĚƉƌŽĐĞĞĚĂŐĂŝŶǁŝƚŚ
ƚŚĞƐƚƌŽŬĞƌĞŐƵůĂƟŽŶĐLJĐůĞĂŶĚďƌĂŬŝŶŐŵŽŵĞŶƚ͘
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