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Class Information
Number: 112/237
Name: Sewing > Elements > Presser devices > Lifting
Description: Operable to release work.


Sub-classes under this class:

Class Number Class Name Patents
112/239 Automatic 30
112/238 With tension release 6


Patents under this class:

Patent Number Title Of Patent Date Issued
7438008 Sewing machine Oct. 21, 2008
7325501 Presser foot lifting lever for sewing machine and sewing machine Feb. 5, 2008
6637357 Overlock sewing machine Oct. 28, 2003
6591769 Device for adjusting the checking unit of a presser foot used in a sewing and/or embroidery machine Jul. 15, 2003
6520101 Sewing machine with a device for adjusting a pressure applied to a pressure bar and a device for lifting the presser bar Feb. 18, 2003
6415725 Sewing machine with a work pressing bar positioning device Jul. 9, 2002
6164225 Arch clamp foot lifting apparatus Dec. 26, 2000
6135039 Arch clamp foot pressing device Oct. 24, 2000
6073567 Presser foot device for a sewing machine Jun. 13, 2000
6070540 Holing sewing machine Jun. 6, 2000
5960730 Presser foot actuating device Oct. 5, 1999
5609116 Sewing machine including cloth presser lever lifting Mar. 11, 1997
5590614 Sewing machine Jan. 7, 1997
5495817 Pedal mechanism for operating presser and motor in sewing machines Mar. 5, 1996
5461997 Sewing machine having presser foot lifting device for adjusting a presser foot between first, second, and third positions Oct. 31, 1995
5220877 Presser foot lifter attachment for sewing machine Jun. 22, 1993
5138962 Sewing machine with an upper feed mechanism Aug. 18, 1992
5080031 Needle thread holding device in sewing machine Jan. 14, 1992
5042406 Presser foot device for a sewing machine Aug. 27, 1991
4957053 Linking mechanism for sewing machine Sep. 18, 1990
4840135 Sewing machine controller inhibiting sewing in unsafe conditions Jun. 20, 1989
4709644 Sewing machine presser foot lifting apparatus Dec. 1, 1987
4706587 Presser foot lifter in sewing machine Nov. 17, 1987
4694764 Laterally swingable sewing machine presser device Sep. 22, 1987
4674424 Presser foot lifting mechanism Jun. 23, 1987
4567838 Apparatus and process for dropping feed dog and lifting presser foot simultaneously Feb. 4, 1986
4522133 Feed controlling arrangement for button sewing machine Jun. 11, 1985
4498407 Sewing machine work piece turning device Feb. 12, 1985
4495876 Embroidery machine Jan. 29, 1985
4480564 Button locating clamp for sewing machines Nov. 6, 1984
4466369 Control device for the presser mechanism of a sewing machine Aug. 21, 1984
4459927 Arrangement for signaling presser bar position Jul. 17, 1984
4457245 Bobbin winding actuation by presser foot up switch Jul. 3, 1984
4409914 Multi-stage presser lifter device Oct. 18, 1983
4403561 Presser bar spring-connection Sep. 13, 1983
4388886 Reduced load presser bar Jun. 21, 1983
4372237 Two dimensional feed for monogram sewing machine Feb. 8, 1983
4342272 Presser bar biasing spring structure Aug. 3, 1982
4333407 Lifting device for the presser foot of a sewing machine Jun. 8, 1982
4323020 Apparatus for overcoming sewing machine needle bind Apr. 6, 1982
4323024 Presser bar guide Apr. 6, 1982
4285289 Embroidering machine Aug. 25, 1981
RE29972 Safety lockout system for sewing machines Apr. 24, 1979
4073248 Upper roller feed mechanism for a sewing machine Feb. 14, 1978
4056071 Combination presser bar lifters and pressure controls Nov. 1, 1977
3985087 Safety lockout system for sewing machines Oct. 12, 1976



 
 
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