Brushing – scrubbing – and general cleaning – Attachments – Optical-member-attachable cleaner
Patent
1979-12-10
1981-09-01
Feldman, Peter
Brushing, scrubbing, and general cleaning
Attachments
Optical-member-attachable cleaner
1525032, 403 79, 403363, B60S 138
Patent
active
042863511
ABSTRACT:
A windscreen wiper blade harness comprising a plurality of metal yokes of channel cross section having at least one secondary yoke nested within and pivotally secured to primary yoke adjacent its end includes a plastic spacer of channel cross section disposed between the primary and secondary yokes for preventing metal to metal contact and providing the pivotal connection, the spacer being formed with a pair of internally extending aligned trunnions, one on each cheek which pivotally engage corresponding holes in the flanges of the secondary yoke, externally extending projections aligned with the internal trunnions which engage in corresponding holes in the flanges of the primary yoke and a radially extending flange which abuts the end of the primary yoke.
REFERENCES:
patent: 3585672 (1971-06-01), Habert
Gadd John H.
Mower Peter
Feldman Peter
Liss E. Herbert
Trico Products Corporation
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