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: 欧美国产在线看| 美女脱免费看直播| 国产大片黄在线观看私人影院| 国产精品久久久久激情影院| 日韩av免费网站| 91麻豆精品国产91久久久久推荐资源 | 午夜大片网| 国产清纯白嫩初高生在线播放性色| 99国产精品九九视频免费看| 日韩一区二区福利视频| 亚洲欧洲日韩av| 91久久国产露脸精品国产 | 麻豆国产一区二区| 综合久久一区| 色一情一乱一乱一区免费网站| 亚洲精品少妇一区二区 | 国产午夜一级一片免费播放| 日韩av在线播放观看| 日本久久丰满的少妇三区| 久久乐国产精品| 午夜无遮挡| bbbbb女女女女女bbbbb国产| 国产69精品久久99不卡解锁版| 精品日韩久久久| 91丝袜诱惑| 护士xxxx18一19| 91国产在线看| 日本一区中文字幕| 欧美黑人巨大久久久精品一区| 扒丝袜网www午夜一区二区三区 | 国产日韩欧美在线影视| 国产日韩一区二区三免费| 欧美国产在线看| 国产欧美日韩中文字幕| 午夜大片男女免费观看爽爽爽尤物| 国产99久久久国产精品免费看| 激情aⅴ欧美一区二区三区| 色综合欧美亚洲国产| 国产999在线观看| 国产不卡网站| 99re热精品视频国产免费| 午夜影院h| 日韩精品一区二区久久| 午夜老司机电影| 强行挺进女警紧窄湿润| 农村妇女毛片精品久久| 国产午夜精品av一区二区麻豆| 亚洲精品456在线播放| 香港三日本三级三级三级| 日韩精品久久久久久久的张开腿让| 久久久久久亚洲精品中文字幕| 国产精品一区二区在线看| 国产高清在线观看一区| 国产一区二区视频免费在线观看| 欧美精品久久一区| 躁躁躁日日躁网站| 日韩欧美精品一区二区三区经典| 亚洲精品20p| 午夜片在线| 欧美日韩亚洲三区| 欧美一区二三区| 鲁丝一区二区三区免费| 99精品国产免费久久| 日本神影院一区二区三区| 国产一区二区在线免费| 国产日韩欧美色图| 97人人澡人人爽人人模亚洲| 中文字幕一区二区在线播放| 日本一区二区在线电影| 国产欧美一区二区精品久久久| 午夜精品一区二区三区在线播放| www.久久精品视频| 久久久人成影片免费观看| 午夜电影一区二区三区| 免费观看xxxx9999片| 69xx国产| 99久久精品免费视频| 扒丝袜pisiwa久久久久| 美女直播一区二区三区| 国产一区二区三区久久久| 视频一区欧美| 国产精品久久久久久久久久久久久久久久| 激情久久一区二区| 99精品视频一区二区| 色综合久久久| 国产精品色在线网站| 欧美日韩三区| 亚洲国产aⅴ精品一区二区16| 国产一区二区三区黄| 亚欧精品在线观看| 日韩一区二区精品| 国产精品天堂| 91av一区二区三区| 素人av在线| 淫片免费看| 日韩精品乱码久久久久久| 国产精品不卡一区二区三区| 99国产超薄丝袜足j在线观看| 国产在线观看免费麻豆| 久久精品一二三四| 久久久久国产亚洲日本| 96国产精品| 国产精品18久久久久久白浆动漫| 久久精品色欧美aⅴ一区二区| 少妇中文字幕乱码亚洲影视 | 久久99精品国产麻豆婷婷洗澡| 国产精品偷乱一区二区三区| 国产午夜精品av一区二区麻豆 | 欧美日韩一级黄| 99视频国产在线| 又黄又爽又刺激久久久久亚洲精品| 国产清纯白嫩初高生视频在线观看| 日韩精品一区二区三区在线| 夜夜夜夜夜猛噜噜噜噜噜gg| 国产精品久久久不卡| 欧美一级久久久| 午夜一级免费电影| 亚洲一区二区福利视频| 91在线一区二区| 国产在线拍偷自揄拍视频| 国产精品久久久不卡| 91超碰caoporm国产香蕉| 欧美一区二区三区激情视频| 久久久精品欧美一区二区免费| 国产精品高潮呻吟三区四区| 亚洲网久久| 精品99免费视频| 欧美激情精品久久久久久免费 | 午夜激情在线| 中文字幕日韩精品在线| 日韩中文字幕久久久97都市激情| 狠狠色丁香久久婷婷综合_中| 欧美日韩一区二区三区在线观看视频 | 亚洲三区二区一区| 国产精品九九九九九 | 午夜剧场一级片| 国产在线拍揄自揄拍| 91秒拍国产福利一区| 香港日本韩国三级少妇在线观看| 国产91福利视频| 美女啪啪网站又黄又免费| 亚洲精品国产精品国自| 狠狠色狠狠色综合日日2019| 高清在线一区二区| 香蕉av一区二区三区| 欧美精品在线视频观看| 久久精品国语| 精品少妇一区二区三区| 波多野结衣巨乳女教师| 欧美日韩中文不卡| 91精品丝袜国产高跟在线| 猛男大粗猛爽h男人味| 性少妇freesexvideos高清bbw| 日韩精品少妇一区二区在线看| 午夜av影视| 国产一区日韩一区| 综合色婷婷一区二区亚洲欧美国产| 国产中文字幕一区二区三区| 久久综合二区| 久久久精品视频在线| 日韩一区免费| 亚洲国产精品91| 国产日韩欧美不卡| 国产伦理一区| 国产99网站| 十八无遮挡| 久久午夜鲁丝片午夜精品| 国产在线卡一卡二| 午夜影皖精品av在线播放| 亚洲国产99| 视频一区欧美| 欧美国产在线看 | 国产一级精品在线观看| 国产二区三区视频| 国产日韩欧美中文字幕| 国精产品一二四区在线看| 中文文精品字幕一区二区| 国产精品久久久久久一区二区三区| 少妇精品久久久久www蜜月| 在线国产一区二区三区| 91人人爽人人爽人人精88v| 天摸夜夜添久久精品亚洲人成| 好吊妞国产欧美日韩软件大全| 久久精品综合| 精品三级一区二区| 欧美高清一二三区| 丰满岳乱妇bd在线观看k8| 亚洲国产精品一区在线| 国产高潮国产高潮久久久91| 国产精品亚洲一区二区三区| 麻豆视频免费播放| 亚洲福利视频一区| 一区二区在线国产| 亚洲精品久久久久一区二区 | www色视频岛国| 久久久久亚洲国产精品| 91精品一区二区在线观看 | 国产精品欧美一区二区三区奶水| 欧美日韩国产色综合一二三四| 亚洲精品日本无v一区| 色婷婷噜噜久久国产精品12p| 欧美日韩一卡二卡| 欧美xxxxhdvideos| 欧美精品一区二区三区久久久竹菊| 久久亚洲精品国产日韩高潮| 中文文精品字幕一区二区| 欧美综合在线一区| 欧美一区二区三区久久综合| 亚洲1区在线观看| 日本黄页在线观看| 亚洲精品乱码久久久久久高潮| 日韩国产精品久久| 国产v亚洲v日韩v欧美v片| 亚洲精品suv精品一区二区| 四虎国产精品永久在线国在线 | 国产99视频精品免费视频7| 欧美精品久| 亚洲精品久久久久中文第一暮| 性欧美一区二区三区| 狠狠色噜噜狠狠狠四色米奇| 中文字幕欧美日韩一区| 美女脱免费看直播| 欧美精品国产一区二区| 久久99久久99精品免观看软件| 国产视频精品一区二区三区| 99久久夜色精品国产网站| 丰满岳乱妇在线观看中字| 精品国产一二区| 国产精品欧美日韩在线| 国产欧美一区二区精品性| 欧美精品在线观看视频| 欧美精品一区二区三区四区在线| 国产精品白浆视频| 亚洲国产欧美一区| 欧美日韩中文字幕一区| 国模一区二区三区白浆| 91精品啪在线观看国产| 高清欧美精品xxxxx| 香蕉视频一区二区三区| 亚洲视频精品一区| 国产日韩欧美精品一区二区 | 国产69精品久久| 精品久久9999| 亚洲国产精品精品| 国产高清一区在线观看| 国产日产精品一区二区|