US PATENT SUBCLASS 182 / 165
LADDER WITH PIVOTED PROP


Current as of: June, 1999
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182 /   HD   FIRE ESCAPE, LADDER, OR SCAFFOLD

165LADDER WITH PIVOTED PROP {9}
166  DF  .~> Section extensible below prop pivot {1}
168  DF  .~> Coplanar extension with prop pivoted to lower section
169  DF  .~> Single rear prop, pole type
170  DF  .~> Rear prop, laterally moving
171  DF  .~> Converging and contacting stiles or props
172  DF  .~> Lateral prop
173  DF  .~> Hinged to top-step rear flange
174  DF  .~> Pivoted to top-step cleat {1}
177  DF  .~> Overlapping stile and prop


DEFINITION

Classification: 182/165

(under the class definition) Device comprising a ladder having a prop pivoted relative thereto.

SEE OR SEARCH THIS CLASS, SUBCLASS:

22+, for a stepladder convertible to an extension ladder.

23, for a ladder with a prop which is inverted to make a stepladder an extension ladder.

104+, for similar structure wherein the prop is a ladder.

124+, for a pivoted platform mounted on a ladder having a pivoted prop.

156+, for a collapsible, unitary foldable ladder, especially subclass 162 for a collapsible prop.