Back to results
US 6,550,088 B1Granted
Adjustable shoe tree having micro-adjusting structure
OwnerChen Te Changinventor
Life of this patent
Estimating the term…
Abstract
A shoe tree includes a toe member, a heel member, a spacer bar having a front portion quickly or micro-adjustably secured to the toe member and having a rear portion biased to engage with the heel member, such that the heel member and the toe member may be adjustably and accurately engaged into the shoes of different sizes or lengths. The toe member has two flanges each having a number of depressions. A latch is secured to the spacer bar and has two arms, and a pawl may force the arms to engage with the depressions of the flanges of the toe member.
Claims12
A shoe tree comprising:
- a toe member for engaging with a front portion of a shoe,
- a heel member for engaging with a rear portion of the shoe,
- a spacer bar including a front portion for engaging with said toe member and a rear portion for engaging with said heel member,
- means for adjustably securing said front portion of said spacer bar to said toe member, said adjustably securing means including a lock device for adjustably securing said front portion of said spacer bar to said toe member, said lock device including at least one flange provided in said toe member and having a plurality of depressions formed therein, a latch secured to said front portion of said spacer bar and having at least one arm, and means for forcing said at least one arm to engage with said at least one flange of said toe member, and said forcing means including a pawl slidably secured to said latch and having a protrusion for engaging with said at least one arm and for forcing said at least one arm to engage with said at least one flange of said toe member, and
- means for biasing said heel member away from said spacer bar to engage with the rear portion of the shoe.
2 more elements
A shoe tree comprising:
- a toe member for engaging with a front portion of a shoe,
- a heel member for engaging with a rear portion of the shoe,
- a spacer bar including a front portion for engaging with said toe member and a rear portion for engaging with said heel member,
- means for adjustably securing said front portion of said spacer bar to said toe member, said adjustably securing means including a lock device for adjustably securing said front portion of said spacer bar to said toe member, said lock device including two flanges provided in said toe member and each having a plurality of depressions formed therein, a latch secured to said front portion of said spacer bar and having two arms, and means for forcing said arms to engage with said flanges of said toe member, and
- means for biasing said heel member away from said spacer bar to engage with the rear portion of the shoe, said forcing means including a pawl slidably secured to said latch and having a protrusion for engaging with said arms and for forcing said arms to engage with said flanges of said toe member.
2 more elements
A shoe tree comprising:
- a toe member for engaging with a front portion of a shoe,
- a heel member for engaging with a rear portion of the shoe,
- a spacer bar including a front portion for attaching to said toe member and a rear portion for attaching to said heel member,
- a latch secured to said front portion of said spacer bar and having at least one arm, and
- means for forcing said at least one arm to engage with said toe member and to adjustably secure said front portion of said spacer to said toe member, said forcing means including a pawl slidably secured to said latch and having a protrusion for engaging with said at least one arm and for forcing said at least one arm to engage with said at least one flange of said toe member.
2 more elements
Dependencies are inferred from the claim text.