人人爽人人干,男女污视频在线观看,黑帮老大和我的365日2,久久亚洲成人av,亚洲日本一区二区三区,99er6免费热在线观看精品,亚洲一区免费看,91麻豆产精品久久久久久夏晴子

    Disc brake History

     

    Early experiments

    Development of disc brakes began in England in the 1890s.

    The first caliper-type automobile disc brake was patented by Frederick William Lanchester in his Birmingham factory in 1902 and used successfully on Lanchester cars. However, the limited choice of metals in this period meant that he had to use copper as the braking medium acting on the disc. The poor state of the roads at this time, no more than dusty, rough tracks, meant the copper wore quickly making the system impractical.

    The American Crosley Hot Shot is often given credit for the first production disc brakes. For six months in 1950, Crosley built a car with these brakes, then returned to drum brakes. Lack of sufficient research caused reliability problems, such as sticking and corrosion, especially in regions using salt on winter roads. Drum brake conversions for Hot Shots were quite popular. The Crosley disc was a Goodyear development, a caliper type with ventilated disc, originally designed for aircraft applications.

    Chrysler developed a unique braking system, offered from 1949 to 1953. Instead of the disc with caliper squeezing on it, this system used twin expanding discs that rubbed against the inner surface of a cast-iron brake drum, which doubled as the brake housing. The discs spread apart to create friction against the inner drum surface through the action of standard wheel cylinders. Because of the expense, the brakes were only standard on the Chrysler Crown and the Town and Country Newport in 1950. They were optional, however, on other Chryslers, priced around $400, at a time when an entire Crosley Hot Shot retailed for $935. This four-wheel disc brake system was built by Auto Specialties Manufacturing Company (Ausco) of St. Joseph, Michigan, under patents of inventor H.L. Lambert, and was first tested on a 1939 Plymouth. Chrysler discs were "self energizing," in that some of the braking energy itself contributed to the braking effort. This was accomplished by small balls set into oval holes leading to the brake surface.When the disc made initial contact with the friction surface, the balls would be forced up the holes forcing the discs further apart and augmenting the braking energy. This made for lighter braking pressure than with calipers, avoided brake fade, promoted cooler running, and provided one-third more friction surface than standard Chrysler twelve-inch drums. Today's owners consider the Ausco-Lambert very reliable and powerful, but admit its grabbiness and sensitivity.

    Racing breakthrough

    Reliable caliper-type disc brakes first appeared in 1953 on the Jaguar C-Type racing car. These brakes helped the company to win the 1953 24 Hours of Le Mans,developed in the UK by Dunlop. That same year, the aluminum bodied Austin-Healey 100S, of which 50 were made, was the first car sold to the public to have disc brakes, fitted to all 4 wheels.

    Mass production

    The first mass production use of the modern disc brake was in 1955, on the Citroën DS, which featured caliper-type front disc brakes among its many innovations. These discs were mounted inboard near the transmission, and were powered by the vehicle's central hydraulic system. This model went on to sell 1.5 million units over 20 years with the same brake setup.

    The Jensen 541, with four-wheel disc brakes, followed in 1956.

    Disc brakes were most popular on sports cars when they were first introduced, since these vehicles are more demanding about brake performance. Discs have now become the more common form in most passenger vehicles, although many (particularly light weight vehicles) use drum brakes on the rear wheels to keep costs and weight down as well as to simplify the provisions for a parking brake. As the front brakes perform most of the braking effort, this can be a reasonable compromise.

    Many early implementations for automobiles located the brakes on the inboard side of the driveshaft, near the differential, while most brakes today are located inside the wheels. An inboard location reduces the unsprung weight and eliminates a source of heat transfer to the tires.

    Historically, brake discs were manufactured throughout the world with a strong concentration in Europe and America. Between 1989 and 2005, manufacturing of brake discs migrated predominantly to China.

    2016-09-27 23:56:04
    主站蜘蛛池模板: 国产视频一区二区在线播放| 香蕉久久国产| 国产一二三区免费| 国产不卡三区| 麻豆国产一区二区三区| 狠狠插影院| 久久久久久久久久国产精品| 日本精品一区二区三区视频| 亚洲第一天堂久久| 精品美女一区二区三区| 国产91高清| 欧美乱妇高清无乱码| 欧美在线观看视频一区二区| 国产另类一区| 蜜臀久久99精品久久久久久网站| 日本高清不卡二区| 日本丰满岳妇伦3在线观看 | 日韩精品免费一区二区夜夜嗨| 国产一区www| 久久午夜鲁丝片| 精品久久久久久久免费看女人毛片| 国产精品综合久久| 欧洲国产一区| 国产一区亚洲一区| 亚洲网站久久| 日韩精品免费一区二区在线观看| 99三级视频| 国产.高清,露脸,对白| 欧美一级日韩一级| 欧美激情综合在线| 午夜叫声理论片人人影院| 欧美日韩精品影院| 蜜臀久久99静品久久久久久| 欧美极品少妇xxxxⅹ| 日本高清一二区| 国产精品乱码一区| 久久99久久99精品蜜柚传媒| 国产日韩欧美在线影视| 久久久精品欧美一区二区| 国产精品高潮呻吟久| 欧美一级片一区| 欧美一区二区三区久久综合| 国产日韩麻豆| 一区二区三区国产视频| 久久99久久99精品免观看软件| 欧美日韩激情一区二区| 欧美一区二区三区中文字幕| 久久亚洲精品国产日韩高潮| 国产欧美一区二区在线观看| 国产亚洲精品久久久久久网站| 午夜剧场一区| 野花社区不卡一卡二| 国产日韩欧美精品一区二区| 日韩精品中文字幕在线| 91久久国语露脸精品国产高跟 | xoxoxo亚洲国产精品| 国产精品一区在线观看你懂的 | 国产一级在线免费观看| 国产精品视频1区| 国产精品九九九九九| 精品a在线| 91久久精品国产91久久性色tv| 日韩精品一区中文字幕| 欧美在线一区二区视频| 欧美高清xxxxx| 国产欧美日韩精品一区二区三区| 999久久久国产精品| 国产视频一区二区不卡| 狠狠躁夜夜躁人人爽天天天天97| 久久夜靖品2区| 少妇高潮在线观看| 国产精品v亚洲精品v日韩精品| 亚洲欧洲一区二区| 国产区精品区| 在线国产精品一区| 狠狠色丁香久久婷婷综合丁香| 国产一区二区三级| 一色桃子av| 国产精品6699| 欧美黄色一二三区| 99国产精品99久久久久久粉嫩| 91一区二区在线观看| 国产日本欧美一区二区三区| 四季av中文字幕一区| 日韩av在线网| 亚洲**毛茸茸| 久久久久偷看国产亚洲87| 在线国产一区二区| 狠狠色成色综合网| 欧美精品在线观看视频| 欧美在线视频一区二区三区| 午夜码电影| 狠狠色丁香久久婷婷综合丁香| 91视频国产一区| 国产在线一区不卡| 高清国产一区二区三区| 国产伦精品一区二区三区免费观看| 亚洲w码欧洲s码免费| 日本白嫩的18sex少妇hd| 精品国产乱码久久久久久软件影片| 国内自拍偷拍一区| 国产真裸无庶纶乱视频| 日韩精品免费一区| 国产欧美一区二区三区四区| 一二三区欧美| 午夜精品在线观看| 精品一区电影国产| 麻豆天堂网| 狠狠色噜噜综合社区| 丰满岳乱妇bd在线观看k8| 欧美在线视频精品| 国产一区二区三区在线电影| 欧美日韩乱码| 精品国产乱码一区二区三区a| 亚洲久色影视| 国产在线观看免费麻豆| 国产精品一区二区免费视频| 久久一区二| 97精品久久久午夜一区二区三区| 欧美精品中文字幕在线观看| 亚洲高清毛片一区二区| 久久婷婷国产麻豆91天堂徐州| 国产精品电影一区二区三区| 久久人人爽爽| 国产欧美一区二区三区不卡高清| 国产特级淫片免费看| 国产午夜精品av一区二区麻豆| 国产精品亚洲а∨天堂123bt| 在线精品视频一区| 国产一区二区三区色噜噜小说| 国产视频一区二区在线| 国产一二区精品| 91看片app| 精品国产品香蕉在线| 一色桃子av| 日本丰满岳妇伦3在线观看| 国产三级在线视频一区二区三区 | 日本一区二区三区中文字幕| 精品999久久久| 久久精品国产亚| 国产一区二区三级| 午夜性电影| 亚洲视频精品一区| 国产在线播放一区二区| 久久久精品99久久精品36亚| 日本一区二区高清| 精品国产一区二区三| 精品国产乱码久久久久久老虎| 视频一区二区国产| 91久久综合亚洲鲁鲁五月天| 日本高清一二三区| 麻豆精品久久久| 国产一区正在播放| 精品久久综合1区2区3区激情| 久久精品二| 91国产一区二区| 亚洲欧美一区二| 精品一区二区超碰久久久| 久久亚洲精品国产一区最新章节| 激情久久久| 国产精品二十区| 欧美精品一区二区久久| 欧美激情精品久久久久久免费 | 精品一区中文字幕| 欧美日韩国产一区二区三区在线观看| 999国产精品999久久久久久| 久久久久久中文字幕| 97午夜视频| 日韩精品一区二区三区免费观看| 亚洲国产精品国自产拍av| 久久午夜鲁丝片午夜精品| 日本精品视频一区二区三区| 久久精品爱爱视频| 粉嫩久久99精品久久久久久夜| 国产日韩精品一区二区| 欧美日韩精品不卡一区二区三区| 99精品在免费线偷拍| 狠狠色噜噜狠狠狠狠色吗综合| 国产日韩欧美另类| 国产乱人伦偷精品视频免下载| 欧美亚洲国产日韩| 国产91精品一区二区麻豆亚洲| 国产无套精品一区二区| av素人在线| 国产69精品久久久久9999不卡免费| 国产一区二区三区久久久| 日韩av中文字幕第一页| 91久久久久久亚洲精品禁果| av素人在线| 亚洲va国产| 国产乱xxxxx国语对白| 国内精品国产三级国产99| 狠狠色丁香久久婷婷综合丁香| 国产一区二区伦理片| 日韩中文字幕在线一区二区| 91国产一区二区| 日本一区二区三区免费视频| 国产一区日韩一区| 91热国产| 91久久久爱一区二区三区| 国产理论片午午午伦夜理片2021 | 久久精品综合视频| 久久99国产精品久久99果冻传媒新版本| 理论片高清免费理伦片| 狠狠躁夜夜躁| 国产精品视频一区二区三| 精品少妇的一区二区三区四区| 国产三级在线视频一区二区三区| 久久99精品国产99久久6男男| 香港三日本三级三级三级| xxxxx色| 国产精品欧美日韩在线| 午夜毛片在线| 欧美日韩国产免费观看| 国产69精品久久久久999小说| 91精品综合| 欧美日韩亚洲三区| 99精品国产一区二区三区不卡 | 狠狠插影院| 蜜臀久久99精品久久久 | 性色av色香蕉一区二区三区| 中文字幕久久精品一区| 久久69视频| 狠狠色狠狠色很很综合很久久| 欧美一区免费| 年轻bbwwbbww高潮| 国产精品无码专区在线观看| 国产欧美一区二区三区精品观看| 97人人澡人人爽人人模亚洲 | 91精品一二区| 欧美性猛交xxxxxⅹxx88| 欧美激情国产一区| 艳妇荡乳欲伦2| 欧美日韩一区二区电影| 日韩免费一级视频| 久久99精品国产麻豆婷婷洗澡| 国产一区二区综合| 国产精自产拍久久久久久蜜 | 李采潭无删减版大尺度| 国产精品免费一区二区区| 久久久一二区| 日韩一区国产| 夜夜躁日日躁狠狠久久av| 欧美黄色一二三区| 亚洲精品国产setv| 久久久久久国产一区二区三区|