4. Chairs and seats
  5. Bottom or back with means to alter contour
  6. Providing support for lower back region

Christian Erker

Inventor

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Bucket seat with inclination-profile adjusting mechanism

Chairs and seats – Bottom or back with means to alter contour
Reexamination Certificate

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Mechanism for changing a position of a support surface

Chairs and seats – Bottom or back with means to alter contour – Located at the front of the seat bottom
Reexamination Certificate

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Seatback adjustment

Chairs and seats – Back movement resiliently opposed in operating position – Constantly oriented during up-and-down movement
Reexamination Certificate

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Vehicle seat with a deformable backrest

Chairs and seats – Bottom or back with means to alter contour – Providing support for lower back region
Reexamination Certificate

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Profile ID: LFUS-PAI-P-2253325

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