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: 日韩精品人成在线播放| 综合久久色| 国v精品久久久网| 一级黄色片免费网站| 国产一区二区中文字幕| 午夜黄色一级电影| 亚洲国产欧美国产综合一区| 欧美三区二区一区| 午夜影院伦理片| 亚洲精品一区,精品二区| 国产伦高清一区二区三区| 自偷自拍亚洲| 久久精品爱爱视频| 国产欧美一区二区三区免费| 精品久久久久久中文字幕大豆网 | 国产一区二区三区色噜噜小说| 国产欧美一区二区在线观看| 国产一二区在线| 国产偷国产偷亚洲清高| 色一情一乱一乱一区99av白浆| 久久99久久99精品免观看软件| 99三级视频| 狠狠色噜噜狠狠狠狠2021天天| 精品国产乱码久久久久久虫虫| 国产一区二区三区四| 日韩中文字幕一区二区在线视频| 一区二区三区欧美精品| 欧美乱大交xxxxx古装| 性欧美精品动漫| 国产精品久久久久久久久久久久久久久久久久 | 国产偷亚洲偷欧美偷精品| 99精品视频一区二区| 97人人添人人爽一区二区三区| 一区二区久久精品| 国产www亚洲а∨天堂| 中文在线一区| 亚洲日本国产精品| 综合久久一区二区三区| 国产精品96久久久久久又黄又硬| 国产一区日韩欧美| 97人人揉人人捏人人添| 九九精品久久| 国产91在线拍偷自揄拍| 国产老妇av| 91精彩刺激对白露脸偷拍| 欧美一区二区三区激情在线视频| 国产欧美亚洲精品| 国产天堂第一区| 国产精品视频1区| 波多野结衣女教师30分钟| 精品久久香蕉国产线看观看gif| 91麻豆精品国产91久久久更新资源速度超快 | 久久久99精品国产一区二区三区| 91精品国产高清一区二区三区| 欧美在线一级va免费观看| 午夜老司机电影| 狠狠色狠狠综合久久| 久久99精品国产麻豆婷婷洗澡| 国产精品1234区| 国产精品久久99| 国产精品久久久久四虎| 亚洲精品久久久久久动漫| 国产在线精品一区二区在线播放| 国产不卡网站| 996久久国产精品线观看| 一本一道久久a久久精品综合蜜臀| 午夜特片网| 亚洲国产精品日本| 四虎影视亚洲精品国产原创优播| 国产精品中文字幕一区二区三区| 91久久一区二区| 7799国产精品久久99| 久久99久久99精品免观看软件 | 国产一区二区三区四区五区七| 91福利视频免费观看| 午夜肉伦伦影院九七影网| 国产有码aaaae毛片视频| 窝窝午夜精品一区二区| 久久99久久99精品免观看软件| 国产精品视频一区二区二| 999偷拍精品视频| 91亚洲精品国偷拍自产| 岛国黄色av| 亚洲欧美国产一区二区三区| 99精品偷拍视频一区二区三区| 美女直播一区二区三区| 欧美精品在线视频观看| 国产精品视频一二区| 亚洲码在线| 午夜特级片| 国产精品色在线网站| 在线国产一区二区| 日韩精品免费一区二区三区| 亚洲va久久久噜噜噜久久0| 国产一级不卡毛片| 日韩av在线网| 高清欧美精品xxxxx| 国产乱子一区二区| 91精品国产九九九久久久亚洲 | 国产亚洲精品久久久久久久久动漫| 一区二区在线国产| 性欧美一区二区| 精品一区欧美| 午夜一级免费电影| 日韩欧美一区二区在线视频| 亚洲制服丝袜中文字幕| 国产欧美一区二区三区四区| 国产日韩一二三区| 国产日韩欧美一区二区在线播放| 久久国产精彩视频| 欧美三区视频| 国产精选一区二区| 国产婷婷一区二区三区久久| 久久久久亚洲| 美女被羞羞网站视频软件| 国产欧美一区二区三区免费| 在线国产一区二区三区| 午夜伦理片在线观看| 国产精品一二二区| 激情久久一区二区| 免费毛片**| 国产国产精品久久久久| 国产一级二级在线| 欧美精品在线观看一区二区| 一本大道久久a久久精品| 国产一区二区在线免费| 欧美日韩国产在线一区| 欧美一区二区三区四区五区六区| 美女直播一区二区三区| 香港三日三级少妇三级99| 日韩欧美国产高清91| 日本三级香港三级| 亚洲精品国产一区二| 亚洲精品国产suv| 国产69精品久久久久app下载 | 久久两性视频| 午夜剧场a级免费| 午夜影院黄色片| 国内自拍偷拍一区| 中文字幕另类日韩欧美亚洲嫩草| 国产日韩欧美三级| 国产日韩欧美在线一区| 国产精品麻豆一区二区三区| 欧美资源一区| 欧洲在线一区| 午夜免费网址| 激情久久综合| 日韩av在线电影网| 国产精品久久国产三级国电话系列| 欧美极品少妇xxxxⅹ| 欧美系列一区二区| 国产白丝一区二区三区| 日本二区在线观看| 亚洲va久久久噜噜噜久久0| 欧美日韩国产在线一区二区三区 | 麻豆国产一区二区| 久久人人97超碰婷婷开心情五月| 午夜色影院| 国产精品久久久久99| 国产一级在线免费观看| 欧美精品乱码视频一二专区 | 国产精品视频久久| 国产日韩欧美一区二区在线观看 | 91精品系列| 国产亚洲精品久久网站| 中文字幕一区二区三区不卡| 国产视频一区二区不卡| 日韩欧美国产另类| 小萝莉av| 一区二区三区精品国产| 91视频一区二区三区| 91精品国产高清一二三四区| 国产欧美一区二区精品久久| 夜夜爱av| 国产午夜三级一二三区| 精品国产区一区二| 精品欧美一区二区在线观看| 国产一区二区精华| 91精品丝袜国产高跟在线| 中文字幕日韩有码| 99国产精品九九视频免费看| 人人玩人人添人人澡97| 国产va亚洲va在线va| 国产欧美二区| 亚洲午夜天堂吃瓜在线| 国产精品美女久久久另类人妖| 国产一区二区三区大片| 91精品久久久久久综合五月天| 一级午夜影院| 91一区在线| 国产精品久久久久久久久久久久冷| 日韩一级精品视频在线观看| 亚洲久久在线| 国产亚洲精品久久777777 | 国产精品免费一视频区二区三区 | 免费观看黄色毛片| 性色av香蕉一区二区| 一区二区精品在线| 久久精品国产亚| 国产精品亚州| 欧美午夜理伦三级在线观看偷窥| 狠狠色噜噜狠狠狠狠69| 日韩精品一二区| 国产日本一区二区三区| 久久国产这里只有精品| 亚洲欧美国产中文字幕| 国产日韩欧美另类| 91看片片| 99色精品视频| 日韩午夜电影在线| 国产精品网站一区| 欧洲激情一区二区| 国产三级欧美三级日产三级99| 色婷婷精品久久二区二区我来| 精品国产乱码久久久久久久| 国产午夜一级一片免费播放| 91精品啪在线观看国产线免费| 国产精品免费不卡| 国产资源一区二区三区| 日本午夜久久| 国产二区免费视频| 狠狠色噜噜狠狠狠狠米奇7777| 狠狠躁日日躁狂躁夜夜躁av| 国产精品久久人人做人人爽| 狠狠色丁香久久综合频道日韩| 国产999精品视频| 国产精品麻豆99久久久久久| 真实的国产乱xxxx在线91| 91丝袜诱惑| 亚洲欧美一二三| 色婷婷综合久久久中文一区二区| 91久久国语露脸精品国产高跟| 一区二区中文字幕在线| 制服丝袜二区| 91九色精品| 亚洲精品国产精品国自| 人人要人人澡人人爽人人dvd| 在线国产精品一区二区| 国产91白嫩清纯初高中在线| 中文字幕欧美一区二区三区| 久久精品国产一区二区三区| 91丝袜国产在线播放| 国内精品久久久久影院日本| 日本高清h色视频在线观看| 国产理论一区二区三区| 在线亚洲精品|