Claims Analysis
Total Claims: 15
Claim 1
Independent Claim
248 words
Hardware for seating furniture comprising a seat base part and a back part, said hardware comprising a back part mounting member adapted to be connected to the seat base part, a channel forming member adapted to be attached to the back part, said back part mounting member having a shank provided with parallel edges slidably receivable in the channel formed by said channel forming member, said channel forming member having a web wall interconnecting parallel side walls slidably engaging said parallel edges of said shank, said shank having an opening, and said web wall of said channel forming member being formed with a cut out and having a spring tongue cut from the said web wall and projecting into said cut out and normally disposed in said channel, and in the path of said shank when said shank is slid into said channel, and said tongue having a lip portion adapted to be flexed back out of said channel as said shank is slidably moved in said channel into contact with the tongue in said channel, and the lip portion of said tongue which is flexed back out of the channel being adapted to snap back into said opening in said shank, to be again disposed in normal condition in said channel, and said lip portion of said tongue having an edge adapted to contact an edge of said opening in said shank, to prevent said channel forming member from being pulled off said back part mounting member.
Claim 2
Dependent Claim
248 words
Hardware for seating furniture comprising a seat base part and a back part, said hardware comprising a back part mounting member adapted to be connected to the seat base part, a channel forming member adapted to be attached to the back part, said back part mounting member having a shank provided with parallel edges slidably receivable in the channel formed by said channel forming member, said channel forming member having a web wall interconnecting parallel side walls slidably engaging said parallel edges of said shank, said shank having an opening, and said web wall of said channel forming member being formed with a cut out and having a spring tongue cut from the said web wall and projecting into said cut out and normally disposed in said channel, and in the path of said shank when said shank is slid into said channel, and said tongue having a lip portion adapted to be flexed back out of said channel as said shank is slidably moved in said channel into contact with the tongue in said channel, and the lip portion of said tongue which is flexed back out of the channel being adapted to snap back into said opening in said shank, to be again disposed in normal condition in said channel, and said lip portion of said tongue having an edge adapted to contact an edge of said opening in said shank, to prevent said channel forming member from being pulled off said back part mounting member.
Claim 3
Dependent Claim
56 words
The combination of claim 1, said shank being of less thickness than the depth of said channel whereby an instrument may be inserted between the snapped back tongue and said shank, to pry said tongue out of said opening and out of said channel, to allow said channel forming member to be pulled off said shank.
Claim 4
Dependent Claim
36 words
The combination of claim 1, said channel forming member and back part mounting member having stop means mutually interengageable when the shank is inserted into said channel, to limit insertion of said shank into said channel.
Claim 5
Dependent Claim
32 words
The combination of claim 3, said means being positioned to stop insertion of said shank into said channel in a position where said tongue can snap into said opening in said shank.
Claim 6
Dependent Claim
37 words
The combination of claim 1, a seat base part, means to connect said back part mounting member to said seat base part, a back part, and means to attach said channel forming member to said back part.
Claim 7
Dependent Claim
19 words
The combination of claim 5, and said back part mounting member being fixedly connected to said seat base part.
Claim 8
Dependent Claim
39 words
The combination of claim 1, a seat base part, a back part, and means to attach said channel forming member to said back part, and means to swingably connect said back part mounting member to said seat base part.
Claim 9
Dependent Claim
63 words
The combination of claim 1, a chair seat, means to connect said back part mounting member to said seat, a back part, and means to attach said channel forming member to said back part, a seat base part, means for swingably mounting said chair seat to said seat base part, and means to fixedly attach said back mounting member to said chair seat.
Claim 10
Dependent Claim
23 words
The combination of claim 1, the channel in said channel forming member being of a depth greater than the thickness of said shank.
Claim 11
Dependent Claim
48 words
The combination of claim 1, said channel forming member comprising, coplanar side flanges, said side walls comprising upper side wall portions extending from the inner ends of said side flanges, and lower side walls extending from said flanges to form a lower channel spaced below said upper channel.
Claim 12
Dependent Claim
40 words
The combination of claim 10, said upper side walls being closer together than said lower side walls, and said shank having an upper narrower portion receivable in the upper channel and a wider lower portion receivable in said lower channel.
Claim 13
Dependent Claim
40 words
The combination of claim 11, said channel forming member having undershoulders, said shank having shoulders adapted to engage said undershoulders on said channel forming members to limit movement of said shank relative to said channel forming member in one direction.
Claim 14
Dependent Claim
184 words
An article of seating furniture, comprising a seat part and a back part, and cooperative means on said parts to automatically lock said parts together upon moving said back part toward said seat part to a position in which the back part is normally in a position of use relative to the seat part, said lock means being releasable, said lock means comprising a member on one part forming a passage, and a shank on the other part slidably receivable in said passage, said member forming a passage being fixed to said back part and the shank receivable in said passage being connected to the seat part, said shank having an opening, and said passage forming member having a spring tongue normally in said passage but being retractable by said shank, out of said passage upon inserting said shank into said passage, and said tongue being adapted to snap into said opening in said shank when said back part and seat parts are in normal mutually correlated assembled relation for use, said tongue being disposed between and short of the ends of said member.
Claim 15
Dependent Claim
184 words
An article of seating furniture, comprising a seat part and a back part, and cooperative means on said parts to automatically lock said parts together upon moving said back part toward said seat part to a position in which the back part is normally in a position of use relative to the seat part, said lock means being releasable, said lock means comprising a member on one part forming a passage, and a shank on the other part slidably receivable in said passage, said member forming a passage being fixed to said back part and the shank receivable in said passage being connected to the seat part, said shank having an opening, and said passage forming member having a spring tongue normally in said passage but being retractable by said shank, out of said passage upon inserting said shank into said passage, and said tongue being adapted to snap into said opening in said shank when said back part and seat parts are in normal mutually correlated assembled relation for use, said tongue being disposed between and short of the ends of said member.