A - Human Necessities – 45 – B
Patent
A - Human Necessities
45
B
135/21, 135/23
A45B 23/00 (2006.01) A45B 25/14 (2006.01) E04H 15/28 (2006.01)
Patent
CA 1054021
A B S T R A C T A large shelter standing umbrella comprises a tubular support having upper and lower end portions, a slide member having upper and lower end portions, and means mounting the slide member for internal telescopic reciprocal movement relative to the tubu- lar support. A plurality of spokes are pivoted at one end to the upper end portion of the slide member and a plurality of struts are each pivoted at one end to an associated one of the spokes and at another end are pivotally connected to the tubular support. Means are carried by the support upper end portion for elevating and lowering the slide member relative to the support, the ele- vating and lowering means including a gear in mesh with a longi- tudinally extending radially outwardly projecting toothed rack carried by the slide member. Guide means internally of the tubular support axially guide the reciprocal movement of the slide member and limit rotational motion thereof relative to the tubular support, the guide means including a radially inwardly opening groove carried by the tubular support corresponding in cross section to that of the toothed rack and into which the toothed rack projects.
234321
Carl Becher Ohg Planen- Und Zeltefabrik
Na
LandOfFree
Standing umbrella does not yet have a rating. At this time, there are no reviews or comments for this patent.
If you have personal experience with Standing umbrella, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Standing umbrella will most certainly appreciate the feedback.
Profile ID: LFCA-PAI-O-275963