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An anchoring device for anchoring an interchangeable accessory to a tube of an arm of a chair where an elongated cushion is fastened on top of the tube, or another tube of a chair, wheelchair or railing of an hospital bed. Such an anchoring device is useful for alternatively anchoring a table, a joy

An anchoring device for anchoring an interchangeable accessory to a tube of an arm of a chair where an elongated cushion is fastened on top of the tube, or another tube of a chair, wheelchair or railing of an hospital bed. Such an anchoring device is useful for alternatively anchoring a table, a joystick, a channel armrest and other desired accessory. The accessory is provided with at least one male element or is fastened to an accessory adaptor having at least one male element. The device has an attaching mechanism for removably attaching the device to a portion of the tube underneath the cushion or to a free section of a tube. The device also has at least one female element corresponding in shape and size to the at least one male element of the accessory for co-operating with the at least one male element. A securing mechanism is provided for securing the at least one male element into the at least one female element when inserted into the at least one female element.

대표청구항 ▼

An anchoring device for anchoring an interchangeable accessory to a tube of an arm of a chair where an elongated cushion is fastened on top of the tube, or another tube of a chair, wheelchair or railing of an hospital bed. Such an anchoring device is useful for alternatively anchoring a table, a joy

An anchoring device for anchoring an interchangeable accessory to a tube of an arm of a chair where an elongated cushion is fastened on top of the tube, or another tube of a chair, wheelchair or railing of an hospital bed. Such an anchoring device is useful for alternatively anchoring a table, a joystick, a channel armrest and other desired accessory. The accessory is provided with at least one male element or is fastened to an accessory adaptor having at least one male element. The device has an attaching mechanism for removably attaching the device to a portion of the tube underneath the cushion or to a free section of a tube. The device also has at least one female element corresponding in shape and size to the at least one male element of the accessory for co-operating with the at least one male element. A securing mechanism is provided for securing the at least one male element into the at least one female element when inserted into the at least one female element. itioned between the rigid arms, is convexly curved so as to advantageously receive a normally downwardly facing surface of the rocker in line contact. 3. The apparatus of claim 2 wherein a second surface of the block, said second surface being positioned in opposition to the first surface, is adapted with anti-skidding means for contact with the floor surface. 4. A combination rocking chair and rocking motion immobilizer, the combination comprising: a rocking type chair having at least one rocker for supporting the rocking chair on a floor surface; a set of at least two rigid blocks, each of the rigid blocks having opposing and spaced apart rigid arms extending in essentially parallel juxtaposition therefrom so as to define a space therebetween, the arms having flexible flaps extending in mutual convergent attitudes and biased toward a center of the space between the rigid arms; said space between the rigid arms for accepting the at least one rocker of the rocking type chair; the flexible flaps having such bias as to enable gripping of the rocker so as to hold the apparatus on the rocker, so that with the apparatus wedged between the rocker and a floor surface the rocking chair is partly immobilized; whereby with the two rigid blocks placed in opposing positions on the rocker of the rocking type chair and in contact with the floor surface, the rocking chair is fully immobilized. 5. The apparatus of claim 4 wherein a first surface of each of the blocks, said first surface being positioned between the rigid arms, is convexly curved so as to advantageously receive a normally downwardly facing surface of the rocker in line contact. 6. The apparatus of claim 5 wherein a second surface of each of the blocks, said second surface being positioned in opposition to the first surface, is adapted with anti-skidding means for contact with the floor surface.