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: 麻豆精品一区二区三区在线观看| 国产suv精品一区二区4| 日韩av一二三四区| 国产韩国精品一区二区三区| 91福利视频免费观看| 欧美日韩一区二区三区在线观看视频| 精品国产九九九| 国产精品亚洲一区| 久久九九国产精品| 亚洲欧洲一区二区| 国产精品一二三四五区| 欧美一区二区三区免费看| 欧美在线观看视频一区二区 | 国产精品免费不卡| 久久久久国产精品一区二区三区| 日韩欧美国产精品一区| 日本一区二区三区在线视频| 日韩精品中文字幕在线| a级片一区| 国产91丝袜在线| 亚洲国产精品美女| 色婷婷精品久久二区二区6| 国产精欧美一区二区三区久久| 欧美精品一区二区久久久| 亚洲国产精品入口| 96国产精品| 午夜电影一区| 制服丝袜二区| 狠狠躁狠狠躁视频专区| 亚洲国产精品麻豆| 国产精品网站一区| 欧美福利三区| 欧美精品亚洲一区| 丰满岳乱妇在线观看中字 | 91精品一区| 狠狠色噜噜狠狠狠狠色综合久老司机| 26uuu亚洲电影在线观看| 香港三日三级少妇三级99| 91一区二区三区视频| 国产精品电影免费观看| 午夜毛片在线| 综合久久一区| 中文字幕一区三区| 99久久久国产精品免费调教网站| 国产videosfree性另类| 香港日本韩国三级少妇在线观看 | 免费看大黄毛片全集免费| 国产91九色视频| 国产人成看黄久久久久久久久| 狠狠躁日日躁狂躁夜夜躁av | 国产日韩欧美另类| 国产二区免费视频| 国产乱码一区二区| 久久久久久久久久国产精品| 国产老妇av| 狠狠综合久久av一区二区老牛| 狠狠操很很干| 一色桃子av大全在线播放| 色一情一交一乱一区二区三区| 好吊妞国产欧美日韩免费观看网站| 国产日产高清欧美一区二区三区| xxxx18hd护士hd护士| 欧美精品粉嫩高潮一区二区| 高清人人天天夜夜曰狠狠狠狠| 欧美日韩久久一区| 午夜在线看片| 精品国产1区2区3区| 国产精品久久人人做人人爽| 亚洲国产偷| 国产一级片子| 国产1区2区3区中文字幕| 国产乱码一区二区三区| 亚洲一卡二卡在线| 国产精品国产一区二区三区四区| 精品久久国产视频| 91免费看国产| 色妞妞www精品视频| 国产精品乱综合在线| 欧美三区视频| 欧美一区二区三区爽大粗免费| 欧美日韩国产专区| 日本一区二区三区在线视频| 激情久久精品| 欧美日韩精品中文字幕| 午夜叫声理论片人人影院| 免费的午夜毛片| 2023国产精品自产拍在线观看| 欧美一区亚洲一区| 日韩精品福利片午夜免费观看| 国产一区欧美一区| 午夜激情影院| 欧美日韩国产区| 热re99久久精品国99热蜜月| 97精品国产97久久久久久粉红| 国产欧美亚洲一区二区| 国产精品一区在线观看你懂的 | 久久97国产| 羞羞视频网站免费| 好吊妞国产欧美日韩软件大全| 国产乱码精品一区二区三区介绍| 国产农村妇女精品一二区| 韩国女主播一区二区| 国产一区免费在线观看| 国产精品综合一区二区| 国产精品日韩高清伦字幕搜索| 中文字幕日韩一区二区| 国产色99| 久久久精品欧美一区二区免费| 精品一区电影国产| 精品国产伦一区二区三区| 激情久久综合网| 久久夜色精品亚洲噜噜国产mv| 国产伦精品一区二区三区免| 亚洲欧美日韩精品suv| 中文字幕一二三四五区| 国产欧美一区二区三区免费看| 欧美69精品久久久久久不卡| 亚洲视频精品一区| av午夜影院| 日韩国产精品一区二区| 亚洲日韩aⅴ在线视频| 日本精品在线一区| 欧美系列一区| 欧美激情片一区二区| 91精品www| 国产美女视频一区二区三区| 亚洲精品久久久久中文字幕欢迎你 | 岛国精品一区二区| 91精品黄色| 欧美日韩一区在线视频| 国产精品久久久久99| 国产精品乱码一区二区三区四川人| 亚洲精品国产综合| 蜜臀久久99静品久久久久久| 欧美日韩精品不卡一区二区三区| 少妇高潮大叫喷水| 欧美精品久久一区二区| 午夜毛片在线观看| 片毛片免费看| 日本精品一区二区三区在线观看视频| 日韩中文字幕亚洲精品欧美| 香港三日本8a三级少妇三级99| 国产亚洲精品久久久久动| 日韩精品福利片午夜免费观看| 亚洲国产欧美国产综合一区| 国产一区二区国产| 99国产精品免费| 国产韩国精品一区二区三区| 国产日韩欧美中文字幕| 日韩一区免费| 亚洲国产aⅴ精品一区二区16| 精品国产一二区| 国产1区在线观看| 国产vsv精品一区二区62| 97久久精品人人做人人爽| 久久久久偷看国产亚洲87| 国产高清不卡一区| 国产一区二区视频免费在线观看| 少妇高潮在线观看| 国产日韩欧美亚洲| 日韩av片无码一区二区不卡电影| 欧美一区二区性放荡片| 三上悠亚亚洲精品一区二区| 三级电影中文| 国产91精品高清一区二区三区| 国产日产精品一区二区| **毛片免费| 午夜肉伦伦| 97精品国产97久久久久久免费| 性欧美1819sex性高播放| 91久久免费| 国内精品久久久久久久星辰影视| 国v精品久久久网| 亚洲欧美日韩另类精品一区二区三区| 欧美精品免费一区二区| 亚洲欧美v国产一区二区| 猛男大粗猛爽h男人味| 国产精品麻豆一区二区三区| 玖玖爱国产精品| 欧美一区二区三区免费看| 久久九九亚洲| 大bbw大bbw巨大bbw看看| 午夜天堂电影| 欧美系列一区二区| 欧美日韩国产精品综合| 国产69精品久久777的优势| 国内视频一区二区三区| 国产欧美日韩二区| 亚洲国产一二区| 视频一区二区国产| 精品国产乱码久久久久久虫虫| 99爱精品在线| free×性护士vidos欧美| 久久久精品欧美一区二区免费| 国产白丝一区二区三区| 午夜三级大片| 久久国产这里只有精品| 99国产精品| 国产aⅴ一区二区| 国产精品二区一区二区aⅴ| 一区不卡av| 窝窝午夜精品一区二区| 夜色av网站| 久久国产精彩视频| 欧美三级午夜理伦三级中视频| 亚洲精品乱码久久久久久按摩| 狠狠色噜噜狠狠狠888奇米| 日本高清二区| 欧美日韩一级在线观看| 国产1区2区视频| 午夜影院一区二区| 久久夜色精品久久噜噜亚| 欧美精品一区二区三区四区在线| 亚洲高清毛片一区二区| 久久久人成影片免费观看| 欧美在线播放一区| 国产精品久久免费视频在线| 欧美69精品久久久久久不卡| 国产精品日韩精品欧美精品| 国产亚洲精品精品国产亚洲综合| 日韩av在线播放网址| 国产伦精品一区二区三区免费迷| 日韩国产精品一区二区| 李采潭无删减版大尺度| 国产精品久久国产精品99| 国产69精品久久久久999小说| 91性高湖久久久久久久久_久久99| 久久久久国产亚洲| 国产美女一区二区三区在线观看| 欧美一区二区三区中文字幕| 国产精品综合一区二区| 性xxxxfreexxxxx交| 91偷拍网站| 国产亚洲精品久久久久动| 日日噜噜夜夜狠狠| 日韩av三区| 国产亚洲精品久久久456| 欧美日韩久久一区二区| 国产欧美日韩一区二区三区四区 | 国内精品久久久久久久星辰影视| 男女午夜影院| 国产精品九九九九九九| 国产欧美日韩另类| 国产一区二区三区中文字幕| 欧美一区二区三区免费播放视频了| 国产欧美精品久久|