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2. R46 (New York City Subway car) - Wikipedia

   en.wikipedia.org/wiki/R46_(New_York_City_Subway_car)

   By 1978, cracks were found in 264 R46 trucks. Because of these problems, all R46s had to be checked three times per week for truck cracks. In February 1978, 889 cracks were found in 547 of the trucks. The cracking was such a bad problem that on June 14, 1979, New York City Mayor Koch ordered R46s with trucks that had two or more cracks out of ...

3. List of New York City Subway R-type contracts - Wikipedia

   en.wikipedia.org/wiki/List_of_New_York_City...

   1 vacuum train: Cancelled: R98 Retrofit traction motors R99 Same as R29 [18] R100: 2 crane cars: Never purchased: R101 Reconditioned flat cars F500–F529 LB Foster 1987 In service: R101A Reconditioned flat cars F531–F532 NYCT (in-house) 2001 In service: R102 Crane cars (10 tons) C272–C280 Thrall Car Manufacturing Company: 1989 In service: R103

4. Vacuum cleaner - Wikipedia

   en.wikipedia.org/wiki/Vacuum_cleaner

   Lightweight hand-held vacuum cleaners, either powered from rechargeable batteries or mains power, are also popular for cleaning up smaller spills. Frequently seen examples include the Black & Decker DustBuster , [ 26 ] which was introduced in 1979, [ 27 ] and numerous handheld models by Dirt Devil , which were first introduced in 1984. [ 28 ]

5. Talk:R46 (New York City Subway car) - Wikipedia

   en.wikipedia.org/wiki/Talk:R46_(New_York_City...

   Remember the A took almost all of the R46s from the F from January 2009 to June 2010. So the F train image was very old and dated from 2007.talk 14:37, 24 September 2018 (UTC) I like the picture that you added David Ng. This picture is accurate and good. Just keep it as it is and also over 90% of the R46s are assigned to the A and R Trains.

6. R211 (New York City Subway car) - Wikipedia

   en.wikipedia.org/wiki/R211_(New_York_City_Subway...

   The R211 is a class of New Technology Train (NTT) subway cars built for the New York City Transit Authority.Being built by Kawasaki Railcar Manufacturing for the B Division of the New York City Subway and for the Staten Island Railway (SIR), they will replace two aging subway car models: all R44 cars on the SIR, plus all R46 and some R68 subway cars.

7. Vacuum packing - Wikipedia

   en.wikipedia.org/wiki/Vacuum_packing

   External vacuum sealers involve a bag being attached to the vacuum-sealing machine externally. The machine will remove the air and seal the bag, which is all done outside the machine. A heat sealer is often used to seal the pack. Typically these units use a dry piston vacuum pump which is often considered a "maintenance-free" pump.