GB2586660A

GB2586660A - Patterszon roof carcase

Info

Publication number: GB2586660A
Application number: GB1912610.1A
Authority: GB
Inventors: Mountfield John
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-09-02
Filing date: 2019-09-02
Publication date: 2021-03-03
Also published as: GB201912610D0

Abstract

A roof carcass or carcase preferably comprising outer carcase longitudinal members, and inner carcase longitudinal frame members 1, base member 2, ridge member 3 and, intermediate members 4. Timber to timber abutments 5 may have angle bracket reinforcement. Completed carcases may be placed together with ridge members abutting 3, preferably being secured to the opposite abutting carcase creating a ridge abutment 6. Cross member ties 7 or a collar beam (10, fig 1b) are preferably secured to opposite longitudinal members, creating an A frame at each connection of opposite longitudinal members. Longitudinal bracing members 8 may be secured to the top of each horizontal cross member, or collar beam for the whole width of the roof carcase. The frames can be made in a manufacturing environment or by an individual at point of use.

Description

Title: Patterszon iRorg Carcase The present invention relates to a roof forming carcase system, comprisingof one r more sections primarily for housing projects, but adaptable for;industrial use The problems with existing known roof carcases (trusses) is that they require secure storage at ground level on delivery to required location, and then require releasing so they car be lifted to roof level, were they require additional secure storage, prior to final location for securing in position.

Existirig roof carcases (trusses) require additional work for ceiling finishes, roof space access, and structural worksafter they have ibeen set and secured in finial position.

There is also danger of operatives having accide re' falling) when additional work(s) are being carried out on the secured roof trusses, there being an unprotected area below-These problems are overcome or alleviated, by providing a roof carcass system of the present invention.

Each roof carcase section can be made in a controlled environment and on pietion the sections are moved to relevant area for assembling together which will &low greater accuracy for the required depth and width of building, Alternatively the roof carcase(s) can be constructed at place of use by an individual with nominal skills, with access to timber and ironmongery outlets, or from purchased kit form, The present yste is designed for timber construction, but could constructed ram metal.

Background

This roof carcase invention allows for savings in manpower and mat leis compared to present use of roof trusses.

r sent means of known roof trusses is they require temloorarY securing at ground level on delivery to required destination.

The trusses are the released and lifted to required building height, being temporarily secured, before being released and moved to required final position, where they are set and temporarily secured, before final securing in position, The trusses require relevant individual spacing, and securing in final position, plus additional bracing to underside of the main roof truss members, also longitudinal bracing is required to top of ceiling cords for width and depth of roof area, plus chevron bracing to webs of trusses.

Safety measures are required to Protect oPeratiyes in The completed roof space bracing of trusses reduces movement around tdle roof space, and increases costs, Ease and merit in the roof space area is restricted.

A ladder is required for access to the completed roof space area, which would al o require lighting and harness for safe access and work within the unprotected area.

The present invention can overcome the following additional works to ( the secured roof trusses include noggins, (b) eaves boxing, (c) fascias and barge boards, (d) roof space access, (e)= truss bracing, (f) insulation installation, (g) roof membrane with support at gutter Bole, (h) truss packing at abutment of party/gable wall, all which add additional costs.

The roof carcases of the present invention can be formed in either a pitched angle horizontal format which can be made by an individual, with minimal skills, anywhere in the world where there is access to timber and ironmongery sources. The roof' carcases can be constructed in, a) -a controlled environment: b) -at point of use; c) -attemativelY from a purchased kit form.

Once completed, root carcasses are assembled together in the pitched environment, they are secured to each other via the ridge section and longitudinal members, creating an A beam on each occasion Also co mole of carcases can be assembled together for use in horizonta format Completed oof carcases when joined together allow additional works of roof membrane support, roof membrane covering, roof covering format, fascias, under cl ks, and insulation to commence whilst at ground level before completed roof carcases are placed in final position for securing to the building.

The roof rceses can be increased in length and width with additional sections added using the Priand PZ2 jointing system, The sections of timber that are cut off to form the relevant roof angle formation can be used for other joinery items,ycled or for firewood so creating minimal

Statement of Invention

This invention relates to the forming a roof carcase-primarily for housing but ocu be suitable for industrial situations.

This roof carcase invention can be made by an individu h nomin I is, a controlled environment or from purchased lot form..

The roof can be made anywhere in the world where there is access to Timber and lronmoriery cutlet.

The carcase(s) consist of an eiderrial square frame with intermediate longitudinal and horizontal cross members, timber to timber butments being reinforced.

The roof carcase reduces the amount of tirrre and cost in constructing a roof covering farmed. for builtiing The completed roof carcases when joined together low for additional work to be undertaken at ground level, including roof membrane which will provide immediate terproofing to the area below, when the whole roof carcase format is placed at required roof level and secured to the building.

Th is roof carcase system allows cost and time saving Roof Carcases for width and depth f building, can be joined together at ground ley Roof covering formats and associated works can commence at ground level prior to the completed roof carcases being hoisted to their final position, and secured to the Roof carcases de by an individual at point of use, will deliver large savings compared trr traditlanai roof truss installation.

Roof insulation fitting can commence at ground level, The partially covered carcase when installed can give irammediate waterproofing the area below Setting of intermediate cross members at required centres (distances apart), ensures, there is no need for additional joinery for securing of ceilings, or other coverings.

veiling formation cart commence immediately the roof carcase is secured in position.

The roof carcase members allow direct fixing, points for electrical out!ets saving cost of additional timber formation The external face of the base carcase member which!will be external of the bui provides immediate location for fixing of fascia's, gutter brackets, aerial installation, satellite dishes, and associated works.

Underside of the roof carcase longitudinal members that are external to he building, allows for immediate fixing of roof under cloaks or soffit.

The roof carcase allows for ease of fire stopping installation at party walls.

The design allows for commencement of coning at m er of the nhancing the ceiling appearance in either a pitched or horizontal cei6ing environment.

Through ventilation front to back of roof spac e be achieved at no additional cost The carcases can be used in detached housing format,mull pie terraced, nd semi detached property situations, plus individual locations.

Adjustment of the layout of longitudinal roof Carcase rs embers allows for creating an exposed beam appearance.

With lower pitched roofs, the end user be able to reach ceilingswithout scaffold en decorating.

L wer pitched ceilings will not require scaffolding fssr work access, giving a monetary saving.

Advantages' The' root carcase formation can be made anywhere in the world, where there is aocess to a: timber and Ironmongery outlet, or from purchased kit feint.

Minimal skills in the use of saw, drill, tape measure, hammer, and spanner is all that is required to produce the roof carcases}.

This roof carcase invention allows for savings in manpower and materials compared to present use of roof trusses.

The roof carcases of the present invention can be formed in either a pitched angle or horizontal format which can be made by an individual, with minimal skills, anywhere in the world where there is access o timber and ironmongery sources.

The roof carcases can be constructed in: a) -a controlled nv on nt; b) -at point of use; c) -alternatively from a purchased kit form.

Once completed roof carcasses are assembled together in the pitched environment they are secured to each other via the ridge section and longitudinal members creating an A beam on each occasion.

The completed roof carcases can be assembled together o use in a horizon for at.

Completed roof carcases when joined together allow additional works of roof membrane support,roof brane covering, roof covering format, fascias, under oaks, and insulation to commence whilst at ground level before completed roof carcases are placed in final position for securing to the building.

The overall required length and with of the roof carcase can be increased by incorporating additional carcases being secured in position by using the P11 and PZ2 (4/12) jointing syste Once the carcass's are constructed and joined together, additional works can commence at ground level, which would normally be done after the roof o tion (trusses) are secured to the building.

oof membrane support at base of carcase'sadjacent to gutterline can be installed at ground level.

Roof covering membrane installation can commence on the roof oarses at ground level, with the membrane underlay being dressed over the membrane support at abutment to base member (2).

Insulation Gan be installed, also under cloaks and fascia, details can be added at ground level.

wheninstalled roof ievel a aterP The Pre covered carcases ooft partially hg to the areas belows-the carcasesses have heed t e n secured in position, ihstallat of ceiling and he lniateb finishes can commence lm Once roof carcases are installed in pos on ormation of fl ceilings equired can commence.

The roof carcase members allow direct fixing points for ceiling finishes, elechical installation, saving cost of additional timber formation.

The external face of roof carcase base member (2) provides immediate locatio securing of fascias, gutter brackets, aerial installation, media dishes and associated works Underside of roof carcase longitudinal members (I that are external to the building allows for immediate fixing of under cloaks or soffits.

The se, allows for ease of installing fire stopping at the party wall atautnn The roof carcase design allows or formation of ceiling roving at the abutment ails, enhancing the ceiling appearance in a pitched or horizontal ceiling environment: Through roofn 'I ion can be achieved The carcase can be used in d ed semi or a d housing, plus individual locations.

f\dtustment of the layout of longitudinal members allows for creatingan exposed beam appearance.

Once completed roof carcases are assembled together, additional works of membrane support, roof membrane roof covering fascias under cloak and insulation Can commence whilst at ground level, before roof carcases are placed in final position for securing to the building.

Lower pitched roof carcase ceilings can be decorated from floor lev, reducin necessity for scaffold.

The roof carcase formation can be adapted' to include Dormer windows, Sunlight t bes, Skylights or for horizontal use Overall time saving format can be achieved. Reduced construction costs re achievabl The sections of timber that are cut off to form the relev nt roof.angles; can be used for other joinery items, recycled or used for fire wood.

Completed care s s and carcases from Kit Forms have recorded reference mark(s).

Savings that can be achieved Carcasses made by an individual at point of use coulddeliver major savings compared to prefabrica ed units (trusses and ncatlary vorksj.

Roof carcasesections delivered from a controlled or factory n o en delivered to required location are ready for installation.

Roof carcases constructed at point of use or constructed from purchased kit, in bolt forms thus reducing manpower requirements.

Commencement of roof covering, insulation, under cloaks, and fascia details can be installed at ground level, saving the use of hoisting materials to higher level(s) to commence the works, and also reduces danger of working at height, No additional joinery work of carcass formation is;required as ceiling finishes can be secured to underside No additional structural bracing to underside of carcass, top of ceiling rafters, o chevrons is required.

No additional timber support;for ceiling beards or other ceiling finishes.

Present roof formation (trusses) for housing projects are manufactured in controlled (factory) environment, before being transported to point of use, where they, are stored, and restrained in the open environment, being subject to her conditions which will result in increased costs.

To set conventional trusses in final required location, entails leasing them for their initial stored area. moving them to temporary location at roof level, being secured before setting in their final required positions, were they are temporarily secured before final securing in required position.

After conventional trusses are installed at their final location, they require additional works) in the form of bracing to top of the ceiling cords, underside of roof truss pitch, and truss chevrons, also for formation of ceiling, plus forming of roof space access hatch, entailing safety costs.

With the present invention there is no need or crawl boards car additional bracing n the roof space areas.

There are adciitional works required following securing of roof trusses in their final position, with the formation of eaves boxing, fascia details, roof space access, also installation of roof space insulation requiring additional safety from fall measures, plus roof membrane support adjacent to the gutter line.

Therpresent inventit n reduces the e factor and reduces overall cost, espedally if the roof carcases are constructed point of use.

The present invention rn relation to lower pitched roofs and smaller properties, will allow complete carcases to tae transported to place of use for securing together, allowing direct delivery to required roof level.

Carcase Formation consists of.

1!Longitudinal members 2 Base member 3 Ridge member 4 Intermediate members Reinforcing brackets 6 Ridge connections 7 Cross members with securing locations 8 Collar beam 9 Collar beam securing position Longitudinal bracing members 1 Solid timber reinforcement triangle 12 Increasing width of roof carcase 13 ncreasing depth of roof carcase 14 Alternative means of joining carcases together to form required roofwidth Solid construction lifting block

Brief description of the drawings.'

The P ss P drawings guide you through the of constructing a sing e d ouble and multiple roof carcases, for required depth and width of a building.

They also show how to join the roof carcases together for the requited depth and width of a building, including formation of the A beams, and lateral restraint positions, A number of photographs accompany the drawing W#fl a ecanpleted roof carcase with use of cross member and collar beam.

D tied description of the Roof Carcase drawings with ph aphs.

A roof case of the'oresent invention will now described. Figure 1112 Figure 1112 (A) Shows layout of roof carcase frame ain members, indicatinglortgitu I members base member (2) and ridge member (3) ridge joint (6), intermediate cross members (4), with reinforcing bracket positions (5) cross member (7) creating, an A beam on each occasion, longitudinal bracing members (8) lifting block position (12).

Figure 1112;(8) Alternative A beam construction.

indicates collar beam 0) with securing positions of collar beam ( to underside a longitudinal members (1) creating an 'A beam on each accession, longitudinal lateral bracing (8), solid timber/plywood gusset (11), and lifting block position (12).

Figure 2/12 Shows the setting out positions of a single roof carcass: Consisting of: Longitudinal merribe (1).

se member (2).

Ridge member (3), ntermediate cross bers (4).

R n ing bracket positions (5).

Figure 31 Figure 3/12 a) Shows two roof carcasses ridge abutment (6), including position of h cross member (7) with PZ1 (4/12a) fixings positions, and longitudinal lateral restraint members (8).

Figure 3/12 (b) Shows use of collar beam (10) in lieu of Cross member (7), securing points (9) to underside longitudinal member (1) with solid timber/plywood gusset (11) secured to longitudinal members (1) and collar beam (10), with allowance for lateral horizontal ties (8).

Figure 4/12 4/12 (a) Shows jointing methods using the PZ1 system for securing cross members (7) to longitudinal members (1) using bolt and washer with timber to timber connector, washer and nut for securing members together.

4/12 (b) Indicates PZ2 system for securing ridge members (3) together forming timber ridge abutment (6) as shown 3/12 (a & b).

Figure 5/12 Shows multiple roof carcases and indicates offset extension unit (C) to make the roof carcasses longer and wider, also the appropriate fixings position for PZ1 (4/12a) attachments with required securing positions to head, base, and longitudinal abutments.

Figure 5/12 (A) Shows single roof carcase.

5/12 (B) Shows double roof carcase with securing positions of PZ1 attachments (4112a).

5/12 (C) Indicates offset broken bond to allow longer and wider roof carcases, the open ended sections on each side of centre carcase (are to indicate continued lengths of roof carcases), which would require additional cross members (4) secured to longitudinal members (1) for connecting other additional off set roof carcases, to achieve required overall length and width of roof carcase and completion of frame perimeter.

At all internal timber to timber angles detail 5 (7/12) is to be used. Also shown are PZ1 (4112a) fixing positions.

In all situations where ridge members (3) abut each other creating ridge abutment (6) 3/12, detail PZ2 (4/12) is to be used for securing sections together.

Figure 6/12 Shows an alternative method of securing roof carcases together, using either horizontal or diagonal metal flat bracing bars.

6/12(A) Indicates positioning of horizontal or diagonal metal flat bracing bars. 6/12 (B) Shows a metal horizontal flat bracing bar with down turned end for securing to face of longitudinal members (1).

Figure 7/12 Shows the metal reinforcing bracket (PZ 3).

For abutment of timber to timber sections (5) giving additional strength (if required) to roof carcases.

Indicating fixing/securing holes.

The following are photographs 8/12 to 11/12 indicating completed roof carcase models.

Figure 8/12 Is a view of completed roof carcase, showing Longitudinal and Intermediate longitudinal members (1) Base member (2) Ridge member (3). Intermediate cross members (4), with cross members (7) secured to front of longitudinal members (1) under ridge abutment members (6).

Figure 9/12 Is a photograph of completed roof carcase showing collar beam (10) set under ridge beam (6) being secured (9) to underside of longitudinal members (1).

Figure 10/12 Shows underside of roof carcase with right to left collar beam(s) (10) x 2 number secured to underside of longitudinal members (1), with cross member(s) (7) 3 number on the left secured to face of longitudinal members (1).

Figure 11/12 Shows the underside of completed roof carcase with use of collar beams (10) 2 x number on the right secured (9) to underside of longitudinal members (1), and cross members (7) x 3 number on the left secured to face of longitudinal members (1).

Figure 12/12 Indicates positioning and use of purlins or beams giving additional support for longer lengths of roof carcases.

Claims

Claims 1 A roof formation being suitable far required angle, depth, and width of a budding, also for horizontal use.
2 The roof formation as claimed in claim 1, in which The longitudinal members (1) ends are cut to the required roof angle, the longitudinal members are then set at required distances apart, to create a frame with intermediate members (1).
3 The roof formation as claimed in claim 1, in which The roof carcase(s) are constructed with outer frame, intermediate and longitudinal members (1), base member (2), ridge member (3), intermediate cross members (4) secured to the longitudinal members (1), with ail the created timber to timber internal angles being reinforced with metal bracket (5).
4 The roof formation as claimed in claim 1, in which The Base timber (2) of required size is secured to the base of outer frame and intermediate longitudinal members (1).
The roof formation as claimed in claim 1, in which The ridge member (3) of required size is secured to the head of intermediate and outer frame members (1).
6 The roof formation as claimed in claim 1, in which The frame is checked for being square.
7 The roof formation as claimed in claim 1, in which Timbers of required length (4) are cut and placed between faces of longitudinal members (1), and secured in position.
8 The roof formation as claimed in claim 1, in which At each abutment of timber to timber (5) the joint is reinforced with angle bracket PZ3 (7/12), secured to both faces of timber at each internal angle.
9 The roof formation as claimed in claim 1, in which A second identical frame is constructed, and the two frames are placed with the ridge sections (3) tightly touching each other.
The roof formation as claimed in claim 1, in which Holes are drilled through the two touching pieces of ridge timber (3) 1/12 at required distances apart, bolts with washers (PZ2) 4/12 (b) are placed through the holes, with a washer and a nut being applied to the protruding end of the inserted bolt which is then securely tightened, creating solid ridge (6) (1/12 A&B).
11 The roof formation as claimed in claim 1, in which A piece of timber of required size (width and depth) as longitudinal members (1), is cut as cross member (7) that will span from the outer edge of each piece of opposite longitudinal member (1), the ends being cut at relevant angle of outside edge of longitudinal member (1).
12 The roof formation as claimed in claim 1, in which The cross member (7) is placed at required distance from head timbers (3) ridge member (6) ensuring it is!eve:, drill two holes through each end of cross timber (7) and the longitudinal timbers (1) that it touches.
13 The roof formation as claimed in claim 1, in which In each hole of cross member (7) are placed a bolt with washer, being inserted through the predrilled holes as PZ1 (4/12a), a timber to timber connector is applied to each of the protruding bolt ends before the bolt is inserted into the holes of longitudinal members (1), the bolts are pushed through the holes in longitudinal member (1) with protruding end(s) having a washer and nut applied which is tightened, 14 The roof formation as claimed in claim 1, in which Claims 12 &13 are repeated between each opposite longitudinal section (1), thus creating A beams on each occasion.The roof formation as claimed in claim t in which The cross timber (7) is replaced with a Collar Beam (10) secured to underside of longitudinal timbers (1) with adequate sized fixings in location (9) as indicated (3/12b), the created triangle at head of longitudinal members (1) ridge member (6) down to bottom of collar beam (10) is covered with a solid piece of timber (11) or manmade material (of suitable size), applied from outer edges of longitudinal members (1) across collar beam (10) allowing for longitudinal ties (8), and secured in position to longitudinal members (1) and collar beam (10).16 The roof formation as claimed in claim 1, in which Secured to the top of the cross timber (7) (3/12a) described in item 11 or collar beam (10) (3112b), longitudinal bracing timbers (8) are placed the full width of the roof carcase, and secured to the top of each cross member timber (7) or collar beam (10).17 The roof formation as claimed in claim 1, in which To add additional sections of roof carcases to make the roof sections longer, the sections are offset/broken bond (5/12C) using half length frames at the base on alternative sections to create the broken bond effect, with half length frames at the top of alternative sections to complete the outer frame perimeter, ensure the frames are square, the same format as described in item 5/12C is followed, and jointing is by item PZ1 system (4/12a).18 The roof formation as claimed in claim 1, in which To add additional sections of frame so making the roof section longer and wider the same format as described in claims 6. 9, 10, 14, 15, 16 & 17 is followed, jointing of sections is by item PZ1 (4/12a) system, jointing at ridge is by using PZ2 (4/12b) system.19 The roof formation as claimed in claim 1, in which Longitudinal members (8) are then applied to the full width of the joined roof carcase frame using appropriate timber lengths secured to the top of cross members (7) or collar beam (10), should these timbers not be long enough the ends of timbers can be offsetloverlap to retain structural strength.The roof formation as claimed in claim 1, in which The completed carcase can be covered with appropriate water/shower proof formats being secured in position at ground level prior to lifting using lifting blocks (12) to roof level and set in position, additional works such as roof membrane support, fascias, under cloaks plus insulation can also be applied at ground level.21 The roof formation as claimed in claim 1, in which The completed carcase frames can be lifted from ground level ensuring lifting blocks (12) (1/12A&B) are used, and set into position at roof level with the roof carcases being secured to the building.22 The roof formation as claimed in claim 1, in which Additional supports puffins or beams (12/12) can be applied to underside of roof carcase frame(s) longitudinal members (1) at roof level, allowing for greater width and depth of roof carcase cover to the area below.23 The roof formation as claimed in claim 1, in which Each roof carcase will have recorded identifiable markings.24 The roof formation as claimed in claim 1, in which The sections of timber that are cut off to form the relevant roof angle formation can be used for other joinery items, recycled or for firewood so creating minimal waste.The roof formation as claimed in claim 1, in which The roofing carcass(s) can also be formed in metal.