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: 国产一区不卡视频| 性old老妇做受| 国产精品国产三级国产专区52| 99精品视频一区二区| 国产精品一区二区中文字幕| 日本精品三区| 国产黄色一区二区三区| 午夜黄色网址| 日本午夜精品一区二区三区| av午夜剧场| 日韩精品一区二区三区四区在线观看 | 国产91白嫩清纯初高中在线| 国产麻豆一区二区三区在线观看| 国产精品欧美一区二区三区| 欧美一区二区三区久久精品视 | 91精品啪在线观看国产线免费| 欧美日韩一区二区高清| 狠狠色狠狠色综合久久第一次| 久久精品国产一区二区三区不卡| 欧美一区二区三区黄| 黄色香港三级三级三级| 国产九九影院| 国产精品999久久久| 女人被爽到高潮呻吟免费看| 国产欧美一区二区三区免费| 日本不卡精品| 欧美精品免费看| 亚洲欧美日韩国产综合精品二区| 国产视频一区二区在线播放| 91国产在线看| 97涩国一产精品久久久久久久| 91精品国模一区二区三区| 亚洲久久在线| 日本一区中文字幕| 国产欧美日韩精品一区二区图片| 亚洲**毛茸茸| 国产欧美日韩在线观看| 日韩无遮挡免费视频| 亚洲少妇中文字幕| 国产精品久久久久久久久久久久冷| 日韩av不卡一区二区| 亚洲s码欧洲m码在线观看| 国产天堂第一区| 制服丝袜视频一区| 少妇av一区二区三区| 欧美精品在线观看一区二区| 午夜大片男女免费观看爽爽爽尤物| 欧美日韩中文不卡| 午夜av资源| 一区二区午夜| 午夜av男人的天堂| 999亚洲国产精| 国产欧美一区二区精品性| 99久久免费精品视频| 中文字幕av一区二区三区高| 亚洲午夜久久久久久久久电影院| 国产欧美三区| 日韩精品一区在线观看| 国产精品视频1区2区3区| 不卡在线一区二区| 欧美网站一区二区三区| 99精品欧美一区二区三区美图| 午夜三级大片| 91精品国产综合久久婷婷香| 97国产精品久久| 国产精品久久国产精品99 | 婷婷午夜影院| 国产亚洲另类久久久精品| 国产精品电影一区| 91精品一区| 91人人精品| 色一情一乱一乱一区99av白浆| xxxx18日本护士高清hd| 91精品国产综合久久国产大片| 欧美日韩激情一区| 亚洲精品日本久久一区二区三区 | xxxx18日本护士高清hd| 欧美大成色www永久网站婷| 欧美一区二区三区激情视频| 四虎国产精品永久在线| 日日夜夜一区二区| 强制中出し~大桥未久4| 91一区二区三区视频| 国产精品久久久久久久妇女| 国产一二区视频| 国产精品女同一区二区免费站| 999亚洲国产精| 黑人巨大精品欧美黑寡妇| 大bbw大bbw超大bbw| 欧美一区二三区人人喊爽| 久久免费精品国产| 制服丝袜视频一区| 日韩中文字幕亚洲精品欧美| 少妇自拍一区| 日韩av在线资源| 国产日韩欧美另类| 日韩av一二三四区| 91精品国产综合久久国产大片| 夜夜精品视频一区二区| 国产一区二区三区大片| 91婷婷精品国产综合久久| 亚洲乱码一区二区三区三上悠亚| freexxxx性| 激情久久一区二区| 亚洲欧洲国产伦综合| 久久九精品| 国产视频精品久久| 99三级视频| 窝窝午夜精品一区二区| 欧美日韩亚洲国产一区| 亚洲精品一品区二品区三品区 | 在线视频国产一区二区| 蜜臀久久99精品久久久| 一区二区三区国产视频| 日韩欧美高清一区| 亚洲欧美日韩在线看| 国产精品伦一区二区三区级视频频| 日韩精品乱码久久久久久| 麻豆9在线观看免费高清1| 国产一级大片| 国产69精品久久久久久久久久| 蜜臀久久99精品久久久| 国产精品久久免费视频| 少妇性色午夜淫片aaa播放5| 国产一区在线视频播放| 国产精品乱码一区| 午夜毛片在线| 亚洲va国产| 国产91九色在线播放| 日韩欧美一区二区在线视频| 国产精品久久久爽爽爽麻豆色哟哟| 蜜臀久久99静品久久久久久| 一级午夜电影| 99国产精品| 国产真实乱偷精品视频免| 躁躁躁日日躁网站| 狠狠色噜噜狠狠狠狠2021免费| 一区不卡av| 亚洲国产午夜片| 日韩精品一区中文字幕| 精品久久久久久中文字幕| 国产精品久久久久久久妇女| 激情欧美一区二区三区| 免费观看xxxx9999片| 狠狠色丁香久久综合频道| 国产精品一区二区麻豆| 国产精品女同一区二区免费站| 午夜精品在线播放| 国产精品九九九九九九九| 狠狠躁日日躁狂躁夜夜躁av | 国产1区2区3区| 国产男女乱淫真高清视频免费| 午夜av影视| 亚洲网站久久| 高清国产一区二区三区| 国产精品久久久久99| 中文字幕一区二区三区乱码视频 | 国产精品亚州| 日本一区午夜艳熟免费| 欧美激情精品久久久久久免费| 93久久精品日日躁夜夜躁欧美| 亚洲w码欧洲s码免费| 国产欧美日韩综合精品一| 国产精品入口麻豆九色| 精品videossexfreeohdbbw| 亚洲天堂国产精品| 国产在线精品二区| 久久激情网站| 精品久久小视频| 亚洲精品卡一| 国产视频一区二区在线播放| 亚洲精品色婷婷| 欧美日韩中文国产一区发布 | 国产精品一区二区人人爽| 中文av一区| 国产精品高潮呻吟88av| 久久国产视屏| 国产日韩欧美一区二区在线播放| 狠狠操很很干| 91精品啪在线观看国产手机| **毛片免费| 欧美福利三区| 国产一区二区三区午夜| 二区三区视频| 国产欧美日韩va另类在线播放| 91久久国产视频| 国产91一区| 久久精品国产亚| 欧美xxxxhdvideos| 欧美一区二区三区免费观看视频| 精品国产一区二区三区四区vr| 国产精品久久免费视频| 国产69精品久久99不卡解锁版| 国产精品一区二区6| 挺进警察美妇后菊| 国产视频一区二区在线播放| 欧美日韩一级二级三级| 久久久精品观看| 99久久婷婷国产亚洲终合精品| 伊人久久婷婷色综合98网| 国产精品久久久久久久久久久久冷| 欧美资源一区| 91精品美女| 国产美女视频一区二区三区| 国产一区在线免费| 国产麻豆91视频| 精品国产乱码久久久久久免费| 国产三级国产精品国产专区50| 免费精品一区二区三区第35 | 欧美一区二区三区四区在线观看| 久久国产精品网站| 国产免费区| 亚洲国产精品97久久无色| 国产91视频一区| 99久久婷婷国产亚洲终合精品| 最新日韩一区| 欧美精品xxxxx| 精品国产伦一区二区三区| 国产91色综合| 狠狠色噜噜狠狠狠888奇米| 亚洲一二三在线| 亚洲精品乱码久久久久久麻豆不卡| 精品久久久久久中文字幕大豆网| 国产在线播放一区二区 | 一区二区中文字幕在线观看| 欧美一区二区色| 国产一级自拍片| 久久99精品久久久大学生| 欧美大成色www永久网站婷| 99三级视频| 国内精品久久久久影院日本| 午夜激情看片| 销魂美女一区二区| 亚洲美女在线一区| 26uuu亚洲电影在线观看| 偷拍自中文字av在线| 国产免费观看一区| 欧美乱码精品一区二区三| 强制中出し~大桥未久在线播放 | 欧美一级不卡| 久久天天躁狠狠躁亚洲综合公司 | 国产精选一区二区| 肉丝肉足丝袜一区二区三区| 国产精品二区一区| 亚洲少妇一区二区三区| 999偷拍精品视频|