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: 国产日韩欧美一区二区在线观看 | 国产精品久久人人做人人爽| 久久精品色欧美aⅴ一区二区| 国产二区三区视频| 欧美午夜精品一区二区三区| 久久婷婷国产香蕉| 日韩精品一区二区亚洲| 久久久久一区二区三区四区| 午夜黄色大片| 91偷自产一区二区三区精品| 欧美日韩国产123| 天堂av一区二区| 狠狠色狠狠色合久久伊人| 午夜伦全在线观看| 麻豆精品一区二区三区在线观看| 国产精品伦一区二区三区在线观看 | 久久久久久久久亚洲精品| yy6080影院旧里番乳色吐息| 国产精品美女久久久另类人妖| 狠狠综合久久av一区二区老牛| 99久久精品免费看国产交换| 日本三级香港三级| 国产精品一区二区毛茸茸| 欧美日韩一二三四区| 欧美在线免费观看一区| 欧美三区二区一区| 四虎国产精品久久| 国产jizz18女人高潮| 精品三级一区二区| 国产精品欧美一区二区三区奶水| 妖精视频一区二区三区| 国产精品1234区| 免费看性生活片| 亚洲国产一区二区精华液| 国产日韩一区二区在线| 欧美乱偷一区二区三区在线| 国产999在线观看| 国产伦精品一区二区三区免费迷| 午夜a电影| 国产亚洲精品久久久久久网站| 一区二区国产盗摄色噜噜| 99久久精品国| 久久综合伊人77777麻豆最新章节| 国产精品一区亚洲二区日本三区| 四虎国产永久在线精品| 91精彩刺激对白露脸偷拍 | 一区二区久久久久| 欧美午夜羞羞羞免费视频app| 99日韩精品视频| 欧美精品国产一区| 国产色午夜婷婷一区二区三区| 国产欧美日韩另类| 一区二区三区国产精品视频| 国产伦精品一区二区三区免费下载| 国产精品视频免费一区二区| 精品一区二区超碰久久久| 国产一区欧美一区| 国产精品高潮呻吟视频| 欧美一区视频观看| 国产精品久久久久久久综合| 国产在线观看免费麻豆| 99久久精品国产国产毛片小说| 久久精品国语| 久久国产欧美一区二区免费| 毛片免费看看| 欧美日韩国产91| 99精品偷拍视频一区二区三区| 国产suv精品一区二区4| 中文字幕一区二区三区免费| 精品国产91久久久| 欧美日韩国产专区| 美日韩一区| 国产一区二区高清视频| 午夜爽爽视频| 日本边做饭边被躁bd在线看| 欧洲国产一区| 国内自拍偷拍一区| 李采潭无删减版大尺度| 国产精品国产三级国产专区53| 午夜剧场伦理| 91久久国产露脸精品国产护士| 国产精品久久久久久av免费看| 右手影院av| 亚洲美女在线一区| 国产精品日本一区二区不卡视频| 午夜国内精品a一区二区桃色| 精品国产乱码久久久久久久久| 国产91九色视频| 欧美一级免费在线视频| 农村妇女毛片精品久久| 免费高潮又黄又色又爽视频| 国产色婷婷精品综合在线手机播放| 亚洲美女在线一区| 免费久久99精品国产婷婷六月| 国产视频一区二区在线播放| 国产性猛交xx乱| 91久久香蕉| 91精品国产高清一区二区三区| 国产欧美一区二区三区在线播放| 国产午夜亚洲精品羞羞网站| 久久噜噜少妇网站| 久久久久久国产一区二区三区| 91久久一区二区| 夜夜夜夜曰天天天天拍国产| 午夜影院伦理片| 精品国产一区二区三区忘忧草| 91理论片午午伦夜理片久久 | 亚洲乱玛2021| 久久久久久亚洲精品中文字幕| 国产日韩欧美精品一区二区| 国产精品欧美一区二区三区| 日韩av中文字幕在线| 国产69精品久久久久999小说| 女人被爽到高潮呻吟免费看 | 日韩欧美中文字幕精品| 国产精品视频久久久久| 国产99网站| 日韩无遮挡免费视频| 久草精品一区| 久久久久久久久亚洲精品| 国产区二区| 久久久久久久久久国产精品| 7799国产精品久久99| 国产毛片精品一区二区| 日韩精品一区三区| 亚洲国产精品97久久无色| 国产精品视频久久久久| 中文字幕制服狠久久日韩二区 | 国产精品一二三在线观看| 亚洲精品日韩色噜噜久久五月| 日韩欧美一区精品| 精品videossexfreeohdbbw| 日韩欧美一区二区久久婷婷| 91麻豆精品国产91久久久资源速度| 肉丝肉足丝袜一区二区三区| 自拍偷在线精品自拍偷写真图片| 免费高潮又黄又色又爽视频| 日韩欧美国产另类| 精品视频久| 中文字幕欧美久久日高清| 久久国产精品网站| 91精品免费观看| 欧美一区二区三区在线视频观看| 麻豆精品一区二区三区在线观看| 国产在线精品一区| 日本午夜一区二区| 亚洲第一天堂无码专区| 亚洲精品久久在线| 97精品久久人人爽人人爽| 国产精品高潮呻吟久| 国产第一区在线观看| 色一情一乱一乱一区免费网站 | 国产伦精品一区二区三区免| 国产高潮国产高潮久久久91| 精品欧美一区二区精品久久小说| 日韩一区二区中文字幕| 美国一级片免费观看| 久久夜靖品2区| 亚洲日韩欧美综合| 国产69精品福利视频| 欧美乱妇高清无乱码免费 | 亚洲精品日日夜夜| 国产91久| 日韩精品中文字幕一区二区三区 | 中文丰满岳乱妇在线观看| 日韩女女同一区二区三区| 日韩久久电影| 欧美日韩国产在线一区二区三区| 日韩av在线网址| 91麻豆文化传媒在线观看| 99精品一区二区| 国产色一区二区| 久久密av| 午夜看大片| 午夜在线看片| 手机看片国产一区| 91久久国产露脸精品国产| 国产伦理精品一区二区三区观看体验 | 日本一区午夜艳熟免费| 国产91热爆ts人妖系列| 国产午夜三级一区二区三| 日本丰满岳妇伦3在线观看| 国产精品欧美久久久久一区二区| 欧美午夜看片在线观看字幕| 日韩欧美高清一区二区| 妖精视频一区二区三区| 国产精品免费观看国产网曝瓜| 男女无遮挡xx00动态图120秒| 日本白嫩的18sex少妇hd| 日本xxxxxxxxx68护士 | 日本午夜久久| 午夜欧美影院| 国产精品乱战久久久| 国产色婷婷精品综合在线手机播放| 精品福利一区| 处破大全欧美破苞二十三| 久久97国产| 久久99亚洲精品久久99| 国产美女视频一区二区三区| 狠狠色噜噜综合社区| 欧美国产一区二区三区激情无套| 一区二区国产精品| 久久一二区| 精品国产乱码久久久久久虫虫| freexxxxxxx| 国产欧美三区| 国产在线拍偷自揄拍视频 | 国产精品剧情一区二区三区| 国产精品自拍在线观看| 国产人澡人澡澡澡人碰视| 日本一区二区在线电影| 欧美色综合天天久久| 国产91九色在线播放| 国产美女三级无套内谢| 欧美一区二区三区日本| 在线国产一区二区三区| 国产一区网址| 欧美日韩一区二区三区在线观看视频| 91波多野结衣| 欧美激情视频一区二区三区免费| 日韩精品免费看| 国产精品96久久久| 久久精品国产亚| 美女啪啪网站又黄又免费| 夜色av网站| 精品一区二区三区视频?| 欧美精品xxxxx| 欧美久久一区二区三区| 久久久人成影片免费观看| 性xxxxfreexxxxx交| 久久精品一二三| 欧美一区二区三区免费视频| 午夜剧场一区| 亚洲欧美制服丝腿| 国产精品videossex国产高清| 国产伦精品一区二区三区免| 国产一区二区免费电影| 欧美一区二区久久| 欧美日韩中文国产一区发布| 欧美在线一区二区视频| 色婷婷久久一区二区三区麻豆| 亚洲国产午夜片| 91亚洲国产在人线播放午夜| 999偷拍精品视频| 四虎国产精品久久| 99视频一区|