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Application filed by Alfonso Enrique De La Pi GomezfiledCriticalAlfonso Enrique De La Pi Gomez
Priority to MXPA/A/1996/003958ApriorityCriticalpatent/MXPA96003958A/en
Priority claimed from MXPA/A/1996/003958Aexternal-prioritypatent/MXPA96003958A/en
Publication of MX9603958ApublicationCriticalpatent/MX9603958A/en
Publication of MXPA96003958ApublicationCriticalpatent/MXPA96003958A/en
The present invention discloses an improved support which is useful as an office type of chair and particularly those of the height adjustment type by piston. The support, according to the present invention, comprises a steel plate, with blunt corners and drills on the ends thereof so as to be properly fastened to the seat; a rectangular countersunk on its transversal section which extends to about one half its length, comprising an eyelet in the same direction of the countersunk; an edge which is disposed on the other half of said transversal section; a rectified sleeve which is deviated from the edge, having a grommet-shaped elongated longitudinal orifice; a lever including spherical binding posts on the ends thereof.
MXPA/A/1996/003958A1996-09-09Improvements in support for seat of si
MXPA96003958A
(en)
Selectively hardened nail with one axial portion having hardness of at least 40 Rockwell C, and another axial portion having hardness of 35 Rockwell C maximum