US2005233877A1PendingUtilityA1
Multifunction gymnastic apparatus
Est. expiryApr 19, 2024(expired)· nominal 20-yr term from priority
Inventors:Chang-I Lin
A63B 2209/00A63B 21/00043A63B 21/4015A63B 21/00185A63B 23/03525A63B 21/026A63B 23/03508A63B 21/045
40
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Claims
Abstract
A multifunction gymnastic apparatus includes a resilient fiberglass sheet, a covering wrapping the resilient fiberglass sheet, and two handles connecting two ends of the resilient fiberglass sheet. Whereby a user can manipulate the two handles of the multifunction gymnastic apparatus with his hands to fold the resilient fiberglass sheet. The resilient fiberglass sheet will recovery to an original state after release, and the user can have his muscle into physical training with a reciprocating action of multifunction gymnastic apparatus.
Claims
exact text as granted — not AI-modified1 . A multifunction gymnastic apparatus comprising:
a resilient fiberglass sheet; a covering wrapping the resilient fiberglass sheet; and two handles connecting two ends of the resilient fiberglass sheet.
2 . The multifunction gymnastic apparatus as claimed in claim 1 , wherein the covering is made of buffer materials.
3 . A multifunction gymnastic apparatus comprising:
a resilient fiberglass sheet; a covering wrapping the resilient fiberglass sheet; two handles connecting two ends of the resilient fiberglass sheet, each of the two handles having a connecting portion; and two extension rope adjustable devices arranged with the two handles correspondingly, each of the two extension rope adjustable devices including an engaging block, a regulator, a mat and a retractable rope; wherein the retractable rope has an end connecting in the regulator and an opposing end penetrating through the regulator and the mat to the engaging block, the engaging block accommodates with the connecting portion correspondingly; whereby the retractable rope is capable of expansion and contraction alternatively.
4 . The multifunction gymnastic apparatus as claimed in claim 3 , wherein the covering is made of buffer materials.Cited by (0)
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