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: 91精品一区| 久草精品一区| 国产一区二区精品在线| 国产色午夜婷婷一区二区三区| 97香蕉久久国产超碰青草软件| 国产一区=区| 国产aⅴ一区二区| ass韩国白嫩pics| 欧美一区二区三区四区五区六区| 色噜噜日韩精品欧美一区二区| 国产高清在线一区| 免费a级毛片18以上观看精品 | 国产精品久久99| 欧美日韩国产一区在线| 91国产一区二区| 欧美精品在线观看一区二区| 免费精品一区二区三区视频日产| 国产精品综合一区二区三区| 四虎影视亚洲精品国产原创优播| 日本免费电影一区二区三区| 精品国产精品亚洲一本大道| 日韩av在线中文| 午夜欧美影院| 精品久久久久久中文字幕大豆网| 窝窝午夜理伦免费影院| 国产一区影院| 亚洲一区中文字幕| 欧美日韩精品在线播放| 国产在线视频二区| 午夜影院h| 日韩电影在线一区二区三区| 一级久久久| xxxxhd欧美| 亚洲国产精品网站| 久久综合国产精品| 日韩精品一区二区三区免费观看视频| 国产麻豆91视频| 狠狠色综合久久婷婷色天使| 一区二区欧美精品| 欧美精品免费看| 久久99国产视频| 91精品综合| 日韩中文字幕在线一区| 欧美一区二区三区久久| 99色精品视频| 国产91精品高清一区二区三区| 岛国黄色av| 少妇高清精品毛片在线视频| 国产精品99999999| 久久国产精久久精产国| sb少妇高潮二区久久久久| 欧美一级特黄乱妇高清视频| 91久久精品在线| 亚洲福利视频一区| 538国产精品一区二区| 亚洲国产视频一区二区三区| 国产真裸无庶纶乱视频| 日韩中文字幕在线一区二区| 国产精品九九九九九| 国产一区二区黄| 欧美高清极品videossex| 一区二区三区四区国产| 7777久久久国产精品| 国产日产欧美一区二区| 日本精品三区| 一区二区三区在线观看国产| 玖玖玖国产精品| 中文字幕二区在线观看| 96精品国产| 欧美xxxxhdvideos| 国产午夜亚洲精品羞羞网站| 久爱视频精品| 黄色国产一区二区| 国产偷久久一区精品69 | 亚洲精品久久久久中文字幕欢迎你| 亚洲国产日韩综合久久精品| 四虎影视亚洲精品国产原创优播| 精品久久不卡| 激情久久一区二区| 精品国产18久久久久久依依影院| 午夜电影一区二区三区| 欧美日韩卡一卡二| 久久久久久中文字幕| 日韩亚洲国产精品| 国产伦精品一区二区三区照片91| 性欧美1819sex性高播放| 亚洲精品国产主播一区| 日韩亚洲精品在线观看| 日本高清二区| 欧美综合国产精品久久丁香| 欧洲激情一区二区| 亚洲欧美v国产一区二区| 欧美性受xxxx狂喷水| 国产精品日韩一区二区| 91精品第一页| 日本午夜影视| 国产丝袜在线精品丝袜91| 日韩精品一区二区中文字幕| 在线视频国产一区二区| 国产精品自拍在线| 夜夜爱av| 久久综合伊人77777麻豆最新章节 一区二区久久精品66国产精品 | 麻豆精品国产入口| 久久国产欧美视频| 视频一区二区国产| 亚洲视频h| 国产二区三区视频| 制服丝袜二区| 国产一卡二卡在线播放| 国产乱老一区视频| 欧美日韩精品中文字幕| 婷婷嫩草国产精品一区二区三区| 久久国产欧美日韩精品| 日韩夜精品精品免费观看| 欧美高清xxxxx| 狠狠躁夜夜躁xxxxaaaa| 国产一区二区在线观看免费| 国产99久久久久久免费看| 99精品久久久久久久婷婷| 亚洲日本国产精品| 97精品国产97久久久久久免费| 色妞www精品视频| 午夜亚洲影院| 国产乱码精品一区二区三区中文| 一区二区中文字幕在线观看| 精品国产一区二| 欧美国产一二三区| 国产一级片子| 亚洲国产精品二区| 国产jizz18女人高潮| 激情欧美一区二区三区| 欧美日韩一区二区三区四区五区 | 亚洲国产精品97久久无色| 97久久国产精品| 日韩亚洲欧美一区二区| 欧美国产亚洲精品| 国产精品自拍在线| 亚洲网久久| 欧美二区在线视频| 9999国产精品| 午夜精品一区二区三区三上悠亚| 国产91综合一区在线观看| 视频国产一区二区| 久久99精品久久久大学生| 26uuu亚洲国产精品| 亚洲视频精品一区 | 精品视频在线一区二区三区| 久久国产精品久久| 国产无遮挡又黄又爽又色视频| 91黄在线看| 亚洲国产精品国自产拍久久| 一区二区欧美精品| 欧美极品少妇xxxxⅹ| 久久国产麻豆| 一区精品二区国产| 91精品综合在线观看| 国偷自产一区二区三区在线观看| 激情久久影院| 狠狠色噜噜综合社区| 国产女人和拘做受在线视频| 日韩精品久久久久久久的张开腿让 | 久久久99精品国产一区二区三区| 久久91久久久久麻豆精品| 午夜情所理论片| 国产精品欧美一区二区三区奶水| 四虎影视亚洲精品国产原创优播| 国产色婷婷精品综合在线手机播放| 91麻豆精品国产91久久| 日韩精品一区二区三区四区在线观看 | 国产第一区二区| 电影91久久久| 日本美女视频一区二区三区| 精品国产一区在线| 欧美在线视频精品| 97久久超碰国产精品| 国产二区免费| 麻豆国产一区二区三区| 午夜情所理论片| 狠狠色噜噜狠狠狠狠黑人| 国产欧美一区二区在线 | 欧美一区二区激情三区| 久久久久久久久久国产精品| 91久久国产露脸精品国产护士| 国内少妇自拍视频一区| 日韩精品一区在线观看| 国产88av| 欧美亚洲国产日韩| 国产欧美亚洲精品第一区软件| 久久精品男人的天堂| 美女直播一区二区三区| 香蕉视频在线观看一区二区| 国产色午夜婷婷一区二区三区 | 国产精品九九九九九| 欧美日韩一区二区电影| 欧美日韩一区二区三区四区五区 | 欧美xxxxxhd| 欧美片一区二区| 欧美一区二粉嫩精品国产一线天| 国产欧美精品一区二区三区小说| 久久五月精品| 欧美一区二区三区片| 国产欧美亚洲一区二区| 亚洲精品乱码久久久久久高潮| 久久精品欧美一区二区| 97精品超碰一区二区三区| 国产精品综合一区二区| 91麻豆精品一区二区三区| 久久99国产精品久久99果冻传媒新版本 | 国产精品免费自拍| 亚洲国产午夜片| 国模一区二区三区白浆| 久久久综合亚洲91久久98| 少妇高潮在线观看| 久久久久久久国产| 国产精品一二三四五区| 自拍偷在线精品自拍偷写真图片| 日韩一区二区福利视频| 欧美日韩国产免费观看| 欧美乱妇在线视频播放| 欧美日韩中文字幕三区| 伊人av中文av狼人av| 国产91清纯白嫩初高中在线观看 | 挺进警察美妇后菊| 国产精品国产三级国产专区55| 日韩精品久久久久久中文字幕8| 国产日韩欧美第一页| 大bbw大bbw超大bbw| 欧美色综合天天久久| 午夜影院啪啪| 国产精品一区二区久久乐夜夜嗨 | 日韩av不卡一区二区| 真实的国产乱xxxx在线91| 精品国产一区二区三区忘忧草| 91免费看国产| 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 | 在线精品一区二区| 国产精品自拍在线| 热久久一区二区| 久久久久国产精品视频| 特级免费黄色片| 午夜电影一区二区三区| 国产精品久久久久激情影院| 国产亚洲精品久久久久久网站 | 性xxxxfreexxxxx交| 久久噜噜少妇网站| 精品久久香蕉国产线看观看gif|