Brushing – scrubbing – and general cleaning – Attachments – Optical-member-attachable cleaner
Patent
1976-12-02
1978-06-13
Roberts, Edward L.
Brushing, scrubbing, and general cleaning
Attachments
Optical-member-attachable cleaner
403386, B60S 140
Patent
active
040940381
ABSTRACT:
Windscreen wiper of the type comprising a pivotal arm and a blade detachably mounted on the free end of the arm, a pin integral with the arm or with the blade and journalled in a bore formed in the other part, that is, the blade or the arm respectively. The blade comprises a hook member which laterally projects with respect to the blade and is adapted to cooperate with the arm in the operating position.
REFERENCES:
patent: 3845519 (1974-11-01), Quinlan et al.
patent: 3866259 (1975-02-01), Nichols et al.
Roberts Edward L.
Societe d'Exploitation de Brevets J.B.
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