Did You Know...
...that while attempting to develop a super strong glue, 3M employee Spencer Silver accidentally developed a glue that was so weak it would barely hold two pieces of paper together? However, his colleague Art Fry needed the glue. Fry sang with his church choir and marked the pages of his hymnal with small scraps of paper that often fell out. He used Silver's glue to hold the papers in place. Today we call this invention Post-it Notes.
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| Number | Title | Issue Date |
| 7238148 | Force swing exercise apparatus An exercise apparatus comprises a frame having a base and an apex. A least one pivot is connected to the frame for supporting a swinging arm. The opposite end of the arm supports a seat for an exercising athlete, and optional weights. The frame supports a force plat... | 07/03/2007 |
| 7182404 | Seat which can be converted into a couchette with a deformable armrest A seat which can be converted into a couchette with a deformable armrest, comprising a squab structure (1) and a backrest structure (2) mounted so as to pivot with respect to the squab structure (1) between a raised position and an elongated pos... | 02/27/2007 |
| 7073220 | Bed siderail having a latch A patient support including a frame, a mattress supported by the frame, and siderails supported by the frame. A latch member is configured to prevent vertical movement of the siderail. A latch position indicator is configured to provide an indication of the position... | 07/11/2006 |
| 6808234 | Seat The invention relates to a seat, especially a vehicle seat, and preferably an air passenger seat, comprising a seat element and a seat element carrier (12), a backrest (10) which can be adjusted in terms of the incline thereof, and at least one armrest... | 10/26/2004 |
| 5865505 | Method of dental treatment Systems and methods for positioning the oral cavity of a dental patient are described. A method includes: providing: a pivotable chair with: a reclinable back; and a headrest connected to the reclinable back, the headrest including: a bracket for attachin... | 02/02/1999 |
| 5678894 | Dental chair with headrest Systems and methods for positioning the oral cavity of a dental patient are described. An apparatus, includes: a pivotable chair including: a reclinable back; and a headrest connected to the reclinable back, the headrest including: a bracket for attaching... | 10/21/1997 |
| 5110180 | Convertible chair-bed for indoor and outdoor use A chair-bed allows a person to sit comfortably and to stretch out in a recumbent position; it can be folded together to be flat and easily transported, provided that in the frame parts of the back rest (5), the seat (6) and the leg rest (7), the following... | 05/05/1992 |
| 4797960 | Patient transfer arrangement An arrangement of a wheelchair with a movable seat and leg rest and a bed equipped with transfer apparatus provided with rollers, a movable sheet and lift arms, for transporting a patient comfortably across the bed to a sitting position in the wheelchair.... | 01/17/1989 |
| 4492407 | Patient support and transverse motion linkage therefor A transverse motion linkage for a patient support has a four-bar linkage connecting the seat of the support and the base for forward transverse motion upon simultaneous reclining of the backrest and lifting of the leg rest through action of a three-bar, m... | 01/08/1985 |
| 4421358 | Arm rest construction There is provided an arm rest assembly for a chair or the like, including an arm rest member and a support member which are pivoted together. The arm rest member has a top surface and the support member terminates below the top surface and is pivoted ther... | 12/20/1983 |
