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: 国产精品欧美日韩在线| 国产精品日韩视频| 欧美日韩国产精品综合| 午夜影院色| 99久久精品国| 在线精品一区二区| 午夜一级免费电影| 午夜毛片在线| 亚洲一二区在线观看| 国产丝袜在线精品丝袜91| 国产乱一区二区三区视频| 亚洲乱亚洲乱妇50p| 亚洲精品乱码久久久久久高潮| 欧美精品久久一区| 日本aⅴ精品一区二区三区日| 欧美精品在线观看一区二区| 亚洲国产精品国自产拍久久| 思思久久96热在精品国产| 蜜臀久久久久久999| 日韩av电影手机在线观看| 日韩欧美高清一区二区| 日日夜夜一区二区| 一区二区久久久久| 亚洲码在线| 99久久精品免费看国产交换| 久久综合二区| 国产日韩欧美自拍| 日韩av在线一区| 麻豆国产一区二区| 一区二区在线国产| 国产色婷婷精品综合在线播放| 日韩中文字幕亚洲精品欧美| 久久aⅴ国产欧美74aaa| 国产亚洲精品久久久久久久久动漫| 国产农村妇女精品一区二区| 91精品第一页| 日韩精品免费播放| 亚洲欧美一区二区三区1000| 天天射欧美| 99久久国产免费,99久久国产免费大片| 久久午夜鲁丝片| 欧美日韩一区二区高清| 69精品久久| 欧美日韩三区二区| 91热国产| 国产suv精品一区二区4| 亚洲精品老司机| 91avpro| 欧美日韩一区二区三区不卡| 亚洲第一区国产精品| 日本一二三区视频在线| 精品少妇一区二区三区| 国产午夜精品理论片| 亚洲精品久久久久一区二区 | 欧美精品一区久久| 久久国产视屏| 午夜欧美a级理论片915影院| 国产精品乱码一区| 福利片一区二区三区| 亚洲美女在线一区| 色偷偷一区二区三区| 国产乱对白刺激视频在线观看| 亚州精品中文| 欧美色图视频一区| 国产一区二区三区四| 国产精品久久免费视频| 国产精品电影免费观看| 少妇高潮在线观看| 国产一二区在线观看| 日韩av在线导航| 国产91综合一区在线观看| 国产一区影院| 日韩一区免费在线观看| 亚洲欧洲一区二区| 91福利视频免费观看| 精品久久久久久亚洲综合网 | 国产精品亚洲а∨天堂123bt| 欧美资源一区| 亚洲欧洲精品一区二区三区不卡| 欧美在线视频一区二区三区| 99久久国产免费| 国产日韩欧美精品一区二区| 国产一区=区| 国语精品一区| 免费看农村bbwbbw高潮| 91精品国产91热久久久做人人| 久久综合国产精品| 国产女人与拘做受免费视频| 玖玖国产精品视频| 四虎国产精品久久| 日本丰满岳妇伦3在线观看| 日韩无遮挡免费视频| 91av精品| 欧美一区二区三区视频在线观看| 国产精品高潮呻吟88av| 日本精品一区视频| 午夜无遮挡| 亚洲精品国产久| 久久影视一区二区| 色噜噜狠狠狠狠色综合久| 国产午夜精品一区二区三区视频| 狠狠躁夜夜av| 激情久久一区| 黄毛片免费| 狠狠色综合久久婷婷色天使| 国产第一区二区三区| 中文字幕一区二区在线播放| 久久久精品欧美一区二区免费| 国产日韩欧美二区| 国产精品视频1区2区3区| 91麻豆精品国产91久久久无限制版| 精品国产一区二区三区久久久久久| 国产理论片午午午伦夜理片2021| 国产精品对白刺激在线观看| free性欧美hd另类丰满| 欧美一区二区久久| 午夜激情综合网| 狠狠色狠狠色很很综合很久久| 日韩一级视频在线| 国产精品日韩精品欧美精品| 欧美午夜看片在线观看字幕| 日本五十熟hd丰满| 精品国产乱码久久久久久软件影片| 日本精品一二区| 国产91九色视频| 日韩精品一区在线视频| 亚洲国产午夜片| 国产一区二区视频免费观看| 国产高清无套内谢免费| 夜色av网站| 精品美女一区二区三区| 日韩中文字幕久久久97都市激情| 欧美一区二区三区久久精品视 | 91精品高清| 午夜黄色大片| 狠狠躁夜夜躁| 国产一区日韩在线| 国产69精品久久久久孕妇不能看| 久久精品国产亚洲一区二区| 欧美乱妇高清无乱码一级特黄| 精品久久久综合| 亚洲欧美日韩视频一区| 国产欧美精品一区二区三区小说 | 色吊丝av中文字幕| 国产一区二区伦理片| 伊人精品一区二区三区| 国产欧美一区二区三区在线| 欧美日韩乱码| 激情久久综合| 毛片大全免费看| 91看片app| 一区二区在线精品| 中文在线一区二区三区| 日韩av三区| 国产女人与拘做受免费视频| 日本边做饭边被躁bd在线看 | 精品国产一区二区三区免费| 日本一二三区视频| 国产aⅴ一区二区| 国产无遮挡又黄又爽免费网站| 乱子伦农村| 午夜看片网站| 黄色av中文字幕| 欧美日韩卡一卡二| 国产一区二区播放| 国产欧美精品一区二区三区-老狼 国产精品一二三区视频网站 | 国产精品高潮呻吟三区四区| 精品欧美一区二区精品久久小说 | 欧美国产一区二区在线| 国产91刺激对白在线播放| 99爱国产精品| 国产一区二区三区小说| 免费午夜在线视频| 欧美日韩国产精品一区二区| 国产精品一区二区免费视频| 香港日本韩国三级少妇在线观看| 国产日韩精品一区二区| 国产精品九九九九九九| 午夜看片在线| 国产区一区| 91精品第一页| 麻豆精品久久久| 男人的天堂一区二区| 亚洲精品久久久久999中文字幕| 四虎国产精品久久| 欧美系列一区二区| 好吊妞国产欧美日韩软件大全| 久久国产精品广西柳州门| 国产二区视频在线播放| 国产一区二区三区黄| 美女啪啪网站又黄又免费| 91麻豆精品一区二区三区| 综合久久激情| 国产日韩欧美亚洲| 亚洲视频h| 欧美老肥婆性猛交视频| 中文字幕一二三四五区| 91亚洲欧美强伦三区麻豆| 国产精品亚州| 欧美一区二区三区爽大粗免费| 国产一区第一页| 久久久久久综合网| 国产精品欧美久久| 91热精品| 国产二区免费| 欧美精品六区| 国产日韩欧美二区| 国产精品99在线播放| 激情久久一区二区三区| 国产一区在线精品| 国产一区二区视频免费在线观看| 中文字幕久久精品一区| 午夜av男人的天堂| 一区二区中文字幕在线观看| 日本一区二区三区免费播放| 视频一区二区中文字幕| 久久综合久久自在自线精品自| 欧美一区二区三区精品免费| 人人澡超碰碰97碰碰碰| 国产亚洲精品久久久久动| 99re热精品视频国产免费| 国模精品免费看久久久| 国产精品一区二区不卡| 国产在线视频二区| 欧美在线观看视频一区二区三区 | 日本一二区视频| 久精品国产| 91丝袜国产在线播放| 精品久久一区| 一区二区三区四区视频在线| 午夜精品影视| 国产日韩一区二区在线| 国产免费区| 欧美亚洲精品suv一区| 欧美hdxxxx| 97欧美精品| 国产色婷婷精品综合在线播放| 久久国产激情视频| 国产精品高潮呻| 日韩一级片免费视频| 国产精品高潮在线| 国产精品麻豆一区二区| 国产精品国产三级国产专区53| 国产一区二区三区在线电影| 久久夜靖品2区| 久久久久久中文字幕|