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: 欧美高清一二三区| 亚洲精品日韩色噜噜久久五月| 国产精品女同一区二区免费站| 国产免费一区二区三区四区五区| 欧美在线播放一区| 国产午夜一级一片免费播放| 亚洲国产精品精品| 国产69精品久久久久按摩| 中文文精品字幕一区二区| 亚洲欧美一卡| 精品国产九九| 久久99亚洲精品久久99果| 欧美一区二区久久| 国产精品自产拍在线观看蜜| 在线国产一区二区三区| 精品一区二区在线视频| 日韩精品免费播放| 国产精品天堂| 日韩精品少妇一区二区在线看| 国产精彩视频一区二区| 国产精品19乱码一区二区三区| 97久久精品一区二区三区观看| 国产精品偷伦一区二区| 亚洲国产精品激情综合图片| 国产经典一区二区三区| 鲁一鲁一鲁一鲁一鲁一av| 欧美日韩不卡视频| 国产在线精品一区| 国产欧美日韩一区二区三区四区| 欧美大片一区二区三区| 国产高清一区在线观看| 亚洲国产精品肉丝袜久久| 午夜av片| 欧美在线视频二区| 色婷婷精品久久二区二区蜜臂av| 26uuu亚洲国产精品| 久久久久亚洲| 国产伦理久久精品久久久久| 国产精品久久久久久久久久久久久久不卡| 久久夜色精品亚洲噜噜国产mv| 午夜社区在线观看| 一级久久精品| 国产日韩欧美精品一区| 国产一区免费在线| 欧美日韩中文字幕一区| 夜夜夜夜曰天天天天拍国产| 国产精品入口麻豆九色| 国产精品久久久久久久久久久新郎| 精品91av| 色婷婷久久一区二区三区麻豆| 少妇av一区二区三区| 欧美大片一区二区三区| 综合在线一区| 精品久久9999| 91久久免费| 国产午夜亚洲精品羞羞网站| 亚洲精品久久久久一区二区| 久久99亚洲精品久久99果| 久久久久亚洲精品| 激情久久久久久| 91免费看国产| 狠狠操很很干| 久久精品国产亚洲7777| 午夜精品在线观看| 久久99久久99精品免观看软件| 亚洲一二三在线| 免费观看又色又爽又刺激的视频 | 中日韩欧美一级毛片| 午夜精品999| 午夜剧场伦理| 6080日韩午夜伦伦午夜伦| 日韩精品一区二区亚洲 | 亚洲影院久久| 91精品国产九九九久久久亚洲| 国产乱码精品一区二区三区中文| 91久久国产露脸精品国产护士| 国产精品99999999| 欧美激情在线观看一区| 亚洲午夜久久久久久久久电影院| 日韩一区免费| 国产精品伦一区二区三区级视频频| 欧美大成色www永久网站婷| 久久久久国产一区二区三区不卡| 中文无码热在线视频| 欧美中文字幕一区二区| 亚洲精品久久久久一区二区| 色妞妞www精品视频| 狠狠色丁香久久综合频道| 国产精品电影免费观看| 波多野结衣女教师电影| av素人在线| 日韩国产欧美中文字幕| 国产欧美一区二区三区视频| 一区二区久久精品| 日韩精品中文字幕一区| 日日夜夜亚洲精品| 日本xxxx护士高潮hd| 国产色一区二区| 神马久久av| 男女视频一区二区三区| 国产精品久久久久久久龚玥菲| 狠狠色噜噜狠狠狠狠色吗综合 | 欧美日韩国产在线一区| 性欧美精品动漫| 国产精品剧情一区二区三区| 国内精品99| 91夜夜夜| 精品婷婷伊人一区三区三| 91看片淫黄大片91| 女人被爽到高潮呻吟免费看| 97香蕉久久国产超碰青草软件 | 亚洲乱视频| 国产色婷婷精品综合在线手机播放| 国产清纯白嫩初高生视频在线观看| 国产91精品高清一区二区三区| 欧美一区二区三区免费观看视频| 久久夜色精品国产噜噜麻豆| 狠狠色综合久久婷婷色天使| 中文字幕区一区二| 国产黄色一区二区三区| 亚洲国产精品日韩av不卡在线 | 亚洲国产精品国自产拍久久| 欧美日韩亚洲三区| 国产精品第157页| 偷拍精品一区二区三区| 国产视频一区二区在线播放| 欧美日韩国产免费观看| 色一情一乱一乱一区免费网站| 狠狠色很很在鲁视频| 午夜看大片| 一区二区久久精品| 综合欧美一区二区三区| 亚洲四区在线| 狠狠色成色综合网| 精品一区欧美| 好吊妞国产欧美日韩免费观看网站| 亚洲**毛茸茸| 国产午夜亚洲精品羞羞网站| 国产欧美一区二区三区免费看| 国产一区在线精品| 国产欧美一区二区三区在线播放| 久久精品国产精品亚洲红杏| 91精品色| 国产精品日韩一区二区| 一区二区三区四区中文字幕| 97久久国产精品| 日韩中文字幕在线一区| 夜夜躁日日躁狠狠久久av| 国产原创一区二区| 一区精品二区国产| 狠狠色综合欧美激情| 蜜臀久久99静品久久久久久| 激情欧美一区二区三区| 国产在线拍偷自揄拍视频| 国产日韩精品一区二区三区| 亚洲乱视频| 欧美一级片一区| 夜夜嗨av一区二区三区中文字幕| 午夜影院一区二区| 日本少妇高潮xxxxⅹ| 亚洲欧美日韩综合在线| 国产精品一区二区av麻豆| 国产精品国外精品| 国产精品欧美久久久久一区二区| 国产精品视频tv| 蜜臀久久99精品久久久| 国产一区二区国产| 国产欧美日韩二区| 国产v亚洲v日韩v欧美v片| 国产有码aaaae毛片视频| 国产精品久久久久久久久久不蜜臀| 一二三区欧美| 亚洲精品一区二区另类图片| 26uuu色噜噜精品一区二区| 午夜精品一区二区三区三上悠亚| 国产69精品久久99不卡解锁版| 欧美一区二区三区白人| av午夜在线观看| 999偷拍精品视频| 久久久久亚洲| 日韩夜精品精品免费观看| 91精品福利观看| 午夜在线看片| 国产精品中文字幕一区二区三区 | 亚洲乱亚洲乱妇50p| 日韩精品一区二区三区免费观看| 在线国产一区二区三区| 国产午夜亚洲精品午夜鲁丝片| 午夜wwww| 538在线一区二区精品国产| 久久国产精品久久久久久电车| 国产欧美视频一区二区| 狠狠色综合久久婷婷色天使| 国产91视频一区二区| 国产精选一区二区| 午夜剧场伦理| 国产精品麻豆99久久久久久| 91精品视频在线观看免费| 国产真裸无庶纶乱视频| 秋霞av电影网| 麻豆视频免费播放| 国产欧美日韩在线观看| 国内久久精品视频| 日韩精品一区中文字幕| 日韩av视屏在线观看| 久久九九亚洲| 国产日韩欧美专区| 26uuu色噜噜精品一区二区| 日本一码二码三码视频| 国产精品一区二区三区在线看| 久久夜色精品久久噜噜亚 | 欧洲激情一区二区| 国产精品国产三级国产专区51区| 国产91清纯白嫩初高中在线观看 | 精品久久香蕉国产线看观看gif | 中文字幕av一区二区三区四区| 国产精品美女久久久免费| 欧美日韩一区免费| 国产女人与拘做受免费视频| 国产日韩欧美网站| 一色桃子av大全在线播放| 欧美精品久| 美女直播一区二区三区| 精品一区欧美| 91精品久久久久久综合五月天 | 狠狠色噜噜狠狠狠狠米奇7777| 欧美一区二区精品久久| 国产一区二区片| 99久久婷婷国产综合精品草原 | 少妇高潮一区二区三区99小说| 亚洲欧洲日韩在线| 色妞妞www精品视频| 午夜剧场伦理| 国产精品乱码久久久久久久| 国产麻豆91视频| 亚洲精品人| 精品美女一区二区三区| 日韩精品一区二区亚洲| 亚洲精品一品区二品区三品区| 日本五十熟hd丰满| 日韩精品乱码久久久久久| 日韩av在线影视| 少妇久久精品一区二区夜夜嗨| 中文字幕一区二区三区不卡| 午夜激情综合网| 一区二区三区四区中文字幕 |