Title:
LOWER LOCKING PIN BODY TWO-SIDE OPERATING COUPLER AND DRAFT GEAR
Document Type and Number:
WIPO Patent Application WO/2010/083674
Kind Code:
A1
Abstract:
A lower locking pin body (1) for the hinge joint between a lower locking pin (5) and a lower locking pin hook (6) has a suspending hole (11,12) of a coupler lock lifter (20) to facilitate it rotating surrounding the lower locking pin hook (6) under the effect of the hole. There are two coupler suspending holes (11,12) which are respectively arranged on each side ends of the lower locking pin body (1) to facilitate the workers opening the coupler on either side of a car. A two-side operating coupler (10) with above said lower lock pin body (1) and a draft gear are provided, wherein the draft gear also includes two lock lifters (20) and two lock lifter seats (30).The lock lifters (20) are mounted into a key-shaped hole (31) of the lock lifter seats (30), and the lock lifter (20) has a limiting segment (21) on the matched position. Two hook head ends of the lock lifters (20) pass respectively out from the key-shaped holes（31） of the coupler lock lifter seats (30) and hang with the coupler lock lifter (20) suspension hole (11,12) of the two-side operating coupler. It has clearance between the limiting segment (21) of the coupler lock lifter (20) and a stripe-shaped hole wall of the key-shaped hole (31).
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Inventors:
JIANG, Yan (No.36, Changqian 1st Ave. Tiefeng Distric, Qiqihar Heilongjiang 2, 161002, CN)
姜岩 (中国黑龙江省齐齐哈尔市铁锋区厂前一路36号, Heilongjiang 2, 161002, CN)
MENG, Qingmin (No.36, Changqian 1st Ave. Tiefeng Distric, Qiqihar Heilongjiang 2, 161002, CN)
孟庆民 (中国黑龙江省齐齐哈尔市铁锋区厂前一路36号, Heilongjiang 2, 161002, CN)
YU, Yuebin (No.36, Changqian 1st Ave. Tiefeng Distric, Qiqihar Heilongjiang 2, 161002, CN)
于跃斌 (中国黑龙江省齐齐哈尔市铁锋区厂前一路36号, Heilongjiang 2, 161002, CN)
姜岩 (中国黑龙江省齐齐哈尔市铁锋区厂前一路36号, Heilongjiang 2, 161002, CN)
MENG, Qingmin (No.36, Changqian 1st Ave. Tiefeng Distric, Qiqihar Heilongjiang 2, 161002, CN)
孟庆民 (中国黑龙江省齐齐哈尔市铁锋区厂前一路36号, Heilongjiang 2, 161002, CN)
YU, Yuebin (No.36, Changqian 1st Ave. Tiefeng Distric, Qiqihar Heilongjiang 2, 161002, CN)
于跃斌 (中国黑龙江省齐齐哈尔市铁锋区厂前一路36号, Heilongjiang 2, 161002, CN)
Application Number:
CN2009/072862
Publication Date:
July 29, 2010
Filing Date:
July 22, 2009
Export Citation:
Assignee:
QIQIHAR RAILWAY ROLLING STOCK CO., LTD (No.36, Changqian 1st Ave. Tiefeng Distric, Qiqihar Heilongjiang 2, 161002, CN)
齐齐哈尔轨道交通装备有限责任公司 (中国黑龙江省齐齐哈尔市铁锋区厂前一路36号, Heilongjiang 2, 161002, CN)
MUDANJIANG JINYUAN COUPLER AND DRAFT GEAR MANUFACTURING CO., LTD (No. 55 Jiche Road, Yangming District Mudanjiang, Heilongjiang 3, 157013, CN)
牡丹江金缘钩缓制造有限责任公司 (中国黑龙江省牡丹江市阳明区机车路55号, Heilongjiang 3, 157013, CN)
JIANG, Yan (No.36, Changqian 1st Ave. Tiefeng Distric, Qiqihar Heilongjiang 2, 161002, CN)
姜岩 (中国黑龙江省齐齐哈尔市铁锋区厂前一路36号, Heilongjiang 2, 161002, CN)
MENG, Qingmin (No.36, Changqian 1st Ave. Tiefeng Distric, Qiqihar Heilongjiang 2, 161002, CN)
孟庆民 (中国黑龙江省齐齐哈尔市铁锋区厂前一路36号, Heilongjiang 2, 161002, CN)
齐齐哈尔轨道交通装备有限责任公司 (中国黑龙江省齐齐哈尔市铁锋区厂前一路36号, Heilongjiang 2, 161002, CN)
MUDANJIANG JINYUAN COUPLER AND DRAFT GEAR MANUFACTURING CO., LTD (No. 55 Jiche Road, Yangming District Mudanjiang, Heilongjiang 3, 157013, CN)
牡丹江金缘钩缓制造有限责任公司 (中国黑龙江省牡丹江市阳明区机车路55号, Heilongjiang 3, 157013, CN)
JIANG, Yan (No.36, Changqian 1st Ave. Tiefeng Distric, Qiqihar Heilongjiang 2, 161002, CN)
姜岩 (中国黑龙江省齐齐哈尔市铁锋区厂前一路36号, Heilongjiang 2, 161002, CN)
MENG, Qingmin (No.36, Changqian 1st Ave. Tiefeng Distric, Qiqihar Heilongjiang 2, 161002, CN)
孟庆民 (中国黑龙江省齐齐哈尔市铁锋区厂前一路36号, Heilongjiang 2, 161002, CN)
International Classes:
B61G3/08; B61G3/10; B61G7/14
Attorney, Agent or Firm:
UNITALEN ATTORNEYS AT LAW (7th Floor, Scitech PlaceNo.22, Jian Guo Men Wai Ave.,Chao Yang District, Beijing 4, 100004, CN)
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