According to the top 1000 global companies R&D investment announced by the UK's Ministry of Commerce, Innovation and Skills in 2009 (based on 2008 financial data), there are 20 auto vehicle companies and 49 auto parts (including tires) companies. (See Table 1, Table 2)
Note: ZF Lenksysteme is a joint venture between Bosch and ZF.
Of the 69 automotive companies listed on this list, there is only one Chinese company, Dongfeng Motor Corporation.
From the perspective of R&D investment, the top ten companies in the list are Toyota, Volkswagen, General Motors, Ford, Honda, Daimler, Nissan, BMW, PSA Peugeot Citroen, and Renault. Of the auto parts companies, the top ten were Bosch, Denso, Continental, Delphi, Aisin Seiki, Valeo, Bridgestone, ZF, Michelin, and Hella.
Judging from the proportion of research and development investment in sales, the proportion of R&D investment of most of the 20 vehicle companies is between 3%-6% or slightly over 6%. There are four car companies - Mitsubishi, Dongfeng, Tata, Hyundai's share of 1% -3%. Another company, Porsche, has invested 12% of its R&D investment, which is the highest among all automotive companies.
The proportion of R&D investment of auto parts companies on the list is mainly in the range of 1%-9%. Among them, the highest proportion of R&D investment was Delphi, which was 9.3%. Another 6 companies have more than 6% of R&D investment. 18 companies have less than 3% of R&D investment.
The 49 auto parts companies with the highest global investment in R&D are mostly companies headquartered in Japan, the United States, and Germany. Among them, there are 17 Japanese companies, 14 American companies, and 9 German companies. In addition, there are four parts and components companies in France on the list, the United Kingdom, Italy, Sweden have a company on the list. South Korea also has two parts companies - Hyundai Mobis and Hankook Tire.
Needle bar is an important component of a Warp Knitting Machine. It is a long, thin metal bar that holds the needles used to form the knitted fabric. The needle bar is mounted on the machine and moves up and down, allowing the needles to pass through the yarn and create the stitches.
The needle bar typically has a series of holes drilled into it, with each hole holding a single needle. The needles are usually made of steel and have a hooked end that catches the yarn and pulls it through the fabric. The number of needles on the bar can vary depending on the machine and the type of fabric being produced.
In warp knitting machines, the needle bar is typically located above the warp yarns, which are held under tension by a series of guides and rollers. As the needle bar moves up and down, the needles pass through the warp yarns, creating loops that are held in place by the tension of the yarns.
The needle bar is a critical component of the warp knitting machine, and must be carefully maintained to ensure that the needles are properly aligned and functioning correctly. Regular cleaning and lubrication are essential to prevent wear and tear on the needles and the bar itself.
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