Head restraint

Details Head restraint Head restraint

1990-08-06

1991-04-16

Grosz, Alexander

Beds

Having safety device

Side guard

5436, 269328, A47G 900

Patent

active

050071220

ABSTRACT:
A head restraint is provided, comprising a resilient block having an exterior surface and including a bottom; an inclined front face having a top edge; a rear face; sidewalls; a cavity in the front face forming an interior cavity wall, the intersection of the cavity and the front face having a circumference less than the rear peripheral circumference of the head of a patient; and a split, opening between the cavity and the exterior, intersecting the rear face, the top edge and the front face above the cavity.

REFERENCES:
patent: 3347544 (1967-10-01), Uffenorde
patent: 3482571 (1969-12-01), Behrendt
patent: 3938205 (1976-02-01), Spann
patent: 3957262 (1976-05-01), McReynolds
patent: 4058112 (1977-11-01), Johnson
patent: 4135504 (1979-01-01), Spann
patent: 4453540 (1984-06-01), Frain
patent: 4612678 (1986-09-01), Fitsch
patent: 4688780 (1987-08-01), Hanz
patent: 4752064 (1988-06-01), Voss
patent: 4757983 (1988-07-01), Ray et al.
patent: 4805603 (1989-02-01), Cumberland

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