Joints and connections – Including ancillary means blocking disconnection of joint – Blocker for assembled joint retainer
Reexamination Certificate
2005-03-29
2005-03-29
Cottingham, John R. (Department: 3679)
Joints and connections
Including ancillary means blocking disconnection of joint
Blocker for assembled joint retainer
C403S315000, C198S735200
Reexamination Certificate
active
06872025
ABSTRACT:
A toggle retainer (10) for toggle connections of conveyor pans (5) for chain scraper conveyors, guide troughs of mining machines and similar, with a locking plate (30) engaging across the locking extension (23, 24) on the toggle head (21, 22) of a toggle (20) and securing the toggle (20) in the toggle accepting pocket (9) against falling out to the side, both ends (31, 32) of which can be introduced into an insertion pocket (11, 12) in the toggle acceptor (1) and which for retention in the locking cut-outs (13, 14) of the toggle acceptor (1) have at least one aperture (37) into which the shaft (41) of a locking element (40) engaging in one of the locking cut-outs (13, 14) can be inserted. The locking plate (30) is provided with transverse borings (38, 39), one of which opens into the aperture (37) and in which a securing clamp (50) engagement can be inserted or is inserted retaining the shaft (41) by positive.
REFERENCES:
patent: 1645463 (1927-10-01), Thomas
patent: 4588072 (1986-05-01), Braun et al.
patent: 4733771 (1988-03-01), Grundken et al.
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patent: 5927476 (1999-07-01), Merten et al.
patent: 6733201 (2004-05-01), Wack et al.
patent: 20010020570 (2001-09-01), Schmidt et al.
Fischer Frank
Hahn Detlef
Merten Gerhard
Pruss Ingo
Schmidt Siegfried
Cook Alex McFarron Manzo Cummings & Mehler, Ltd.
Cottingham John R.
DBT GmbH
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