Method for manual adjustment of the length of a mop handle

Details Method for manual adjustment of the length of a mop handle Method for manual adjustment of the length of a mop handle

2008-05-20

2008-05-20

Cozart, Jermie E. (Department: 3726)

Metal working

Method of mechanical manufacture

Assembling or joining

C029S446000, C403S109100, C403S377000, C015S144100, C015S144300, C015S144400, C016S429000

Reexamination Certificate

active

11549626

ABSTRACT:
A locking device for two units (1), (3) displaceable one inside the other, such as the handle of an implement with variable length, comprising a locking member (4) arranged at one end of the outer element (3), said locking member (4) being operated by an operating member (5) spaced from the locking member (4) in the direction of the other end of the outer element (3) via an actuating member (7) that is displaceable along, or turnable about, an axis parallel with the longitudinal axis of the outer element (3).

REFERENCES:
patent: 2495846 (1950-01-01), Johnson
patent: 2658777 (1953-11-01), Rauglas
patent: 2703691 (1955-03-01), Minnis
patent: 2820232 (1958-01-01), Vosbikian et al.
patent: 2881018 (1959-04-01), Carlson et al.
patent: 4706916 (1987-11-01), Cullmann et al.
patent: 5940933 (1999-08-01), Chang
patent: 6203626 (2001-03-01), Biggs et al.

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