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US 6,308,592 B1Granted
Corkscrew
OwnerHans A. Turnwaldinventor
Life of this patent
Estimating the term…
Abstract
A force minimizing corkscrew which comprises a guiding holder, a cork engaging means which is inserted into said guiding holder, and a force generating member which is attached to said cork engaging means, after first placing upper and lower bearings between the elements.
Claims20
A force minimizing corkscrew comprising:
- a guiding holder having an upper and a lower side;
- a cork engaging means which comprises of a top, a middle, and a bottom part, wherein the top of said cork engaging member is inserted through said guiding holder;
- a force generating member, that has an upper and a lower side, that is attached to said top of said cork engaging member after the cork engaging means has been inserted through said guiding holder;
- and
- upper and lower bearings, wherein said upper bearings are placed between said lower part of said force generating member and said upper side of said guiding holder, and said lower bearings are placed between said lower side of said guiding holder and said middle part of said cork engaging means.
2 more elements
Dependencies are inferred from the claim text.